1068273945 has 24 divisors (see below), whose sum is σ = 1875120000. Its totient is φ = 562532256.

The previous prime is 1068273923. The next prime is 1068273949. The reversal of 1068273945 is 5493728601.

1068273945 is digitally balanced in base 10, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1068273945 - 2¹⁵ = 1068241177 is a prime.

It is a super-2 number, since 2×1068273945² = 2282418443131726050, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

1068273945 is strictly pandigital in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 1068273945.

It is not an unprimeable number, because it can be changed into a prime (1068273949) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 146695 + ... + 153804.

It is an arithmetic number, because the mean of its divisors is an integer number (78130000).

It is a 2-persistent number, because it is pandigital, and so is 2⋅1068273945 = 2136547890, but 3⋅1068273945 = 3204821835 is not.

Almost surely, 2^1068273945 is an apocalyptic number.

1068273945 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1068273945 is a deficient number, since it is larger than the sum of its proper divisors (806846055).

1068273945 is a wasteful number, since it uses less digits than its factorization.

1068273945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 300589 (or 300586 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 45.

The square root of 1068273945 is about 32684.4602984354. The cubic root of 1068273945 is about 1022.2588492026.

The spelling of 1068273945 in words is "one billion, sixty-eight million, two hundred seventy-three thousand, nine hundred forty-five".