1010001345 has 32 divisors (see below), whose sum is σ = 1647378432. Its totient is φ = 528310272.

The previous prime is 1010001319. The next prime is 1010001347. The reversal of 1010001345 is 5431000101.

1010001345 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1010001345 - 2⁸ = 1010001089 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is not an unprimeable number, because it can be changed into a prime (1010001347) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 161344 + ... + 167486.

It is an arithmetic number, because the mean of its divisors is an integer number (51480576).

Almost surely, 2^1010001345 is an apocalyptic number.

1010001345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1010001345 is a deficient number, since it is larger than the sum of its proper divisors (637377087).

1010001345 is a wasteful number, since it uses less digits than its factorization.

1010001345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6361.

The product of its (nonzero) digits is 60, while the sum is 15.

The square root of 1010001345 is about 31780.5183249109. The cubic root of 1010001345 is about 1003.3227289110.

Adding to 1010001345 its reverse (5431000101), we get a palindrome (6441001446).

The spelling of 1010001345 in words is "one billion, ten million, one thousand, three hundred forty-five".