1078263345 has 24 divisors (see below), whose sum is σ = 1803505536. Its totient is φ = 550066528.

The previous prime is 1078263343. The next prime is 1078263353. The reversal of 1078263345 is 5433628701.

It is not a de Polignac number, because 1078263345 - 2¹ = 1078263343 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1078263343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 60009 + ... + 75878.

It is an arithmetic number, because the mean of its divisors is an integer number (75146064).

Almost surely, 2^1078263345 is an apocalyptic number.

1078263345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1078263345 is a deficient number, since it is larger than the sum of its proper divisors (725242191).

1078263345 is a wasteful number, since it uses less digits than its factorization.

1078263345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135941 (or 135918 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 39.

The square root of 1078263345 is about 32836.9204554873. The cubic root of 1078263345 is about 1025.4353399614.

The spelling of 1078263345 in words is "one billion, seventy-eight million, two hundred sixty-three thousand, three hundred forty-five".