12045257253 has 32 divisors (see below), whose sum is σ = 18241843200. Its totient is φ = 7853245488.

The previous prime is 12045257227. The next prime is 12045257311. The reversal of 12045257253 is 35275254021.

12045257253 is a `hidden beast` number, since 12 + 0 + 4 + 525 + 72 + 53 = 666.

It is not a de Polignac number, because 12045257253 - 2¹⁰ = 12045256229 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12045257153) 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, 227500 + ... + 275402.

It is an arithmetic number, because the mean of its divisors is an integer number (570057600).

Almost surely, 2^12045257253 is an apocalyptic number.

It is an amenable number.

12045257253 is a deficient number, since it is larger than the sum of its proper divisors (6196585947).

12045257253 is a wasteful number, since it uses less digits than its factorization.

12045257253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48118 (or 48112 counting only the distinct ones).

The product of its (nonzero) digits is 84000, while the sum is 36.

The spelling of 12045257253 in words is "twelve billion, forty-five million, two hundred fifty-seven thousand, two hundred fifty-three".