1078265507 has 32 divisors (see below), whose sum is σ = 1268628480. Its totient is φ = 906491520.

The previous prime is 1078265471. The next prime is 1078265521. The reversal of 1078265507 is 7055628701.

It is not a de Polignac number, because 1078265507 - 2¹⁰ = 1078264483 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1078265567) 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, 2143418 + ... + 2143920.

It is an arithmetic number, because the mean of its divisors is an integer number (39644640).

Almost surely, 2^1078265507 is an apocalyptic number.

1078265507 is a deficient number, since it is larger than the sum of its proper divisors (190362973).

1078265507 is a wasteful number, since it uses less digits than its factorization.

1078265507 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 803.

The product of its (nonzero) digits is 117600, while the sum is 41.

The square root of 1078265507 is about 32836.9533757320. The cubic root of 1078265507 is about 1025.4360253195.

The spelling of 1078265507 in words is "one billion, seventy-eight million, two hundred sixty-five thousand, five hundred seven".