1272080604 has 24 divisors (see below), whose sum is σ = 2971791760. Its totient is φ = 423512064.

The previous prime is 1272080603. The next prime is 1272080611. The reversal of 1272080604 is 4060802721.

1272080604 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1272080603) 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, 53989 + ... + 73884.

Almost surely, 2^1272080604 is an apocalyptic number.

It is an amenable number.

1272080604 is an abundant number, since it is smaller than the sum of its proper divisors (1699711156).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1272080604 is a wasteful number, since it uses less digits than its factorization.

1272080604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128709 (or 128707 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 30.

The square root of 1272080604 is about 35666.2389943207. The cubic root of 1272080604 is about 1083.5231889005.

The spelling of 1272080604 in words is "one billion, two hundred seventy-two million, eighty thousand, six hundred four".