1260512004 has 48 divisors (see below), whose sum is σ = 3065843648. Its totient is φ = 402703488.

The previous prime is 1260511981. The next prime is 1260512009. The reversal of 1260512004 is 4002150621.

It is not an unprimeable number, because it can be changed into a prime (1260512009) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8562 + ... + 50934.

Almost surely, 2^1260512004 is an apocalyptic number.

It is an amenable number.

1260512004 is an abundant number, since it is smaller than the sum of its proper divisors (1805331644).

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

1260512004 is a wasteful number, since it uses less digits than its factorization.

1260512004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42484 (or 42482 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 1260512004 is about 35503.6900054065. The cubic root of 1260512004 is about 1080.2285764481.

Adding to 1260512004 its reverse (4002150621), we get a palindrome (5262662625).

The spelling of 1260512004 in words is "one billion, two hundred sixty million, five hundred twelve thousand, four".