1072402507 has 8 divisors (see below), whose sum is σ = 1170221040. Its totient is φ = 974638560.

The previous prime is 1072402489. The next prime is 1072402511. The reversal of 1072402507 is 7052042701.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1072402507 - 2⁷ = 1072402379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1072402307) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34993 + ... + 58045.

It is an arithmetic number, because the mean of its divisors is an integer number (146277630).

Almost surely, 2^1072402507 is an apocalyptic number.

1072402507 is a deficient number, since it is larger than the sum of its proper divisors (97818533).

1072402507 is a wasteful number, since it uses less digits than its factorization.

1072402507 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27293.

The product of its (nonzero) digits is 3920, while the sum is 28.

The square root of 1072402507 is about 32747.5572676803. The cubic root of 1072402507 is about 1023.5740654482.

The spelling of 1072402507 in words is "one billion, seventy-two million, four hundred two thousand, five hundred seven".