1253572401 has 8 divisors (see below), whose sum is σ = 1769749344. Its totient is φ = 786555200.

The previous prime is 1253572349. The next prime is 1253572429. The reversal of 1253572401 is 1042753521.

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 1253572401 - 2⁶ = 1253572337 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1253572301) 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, 12289875 + ... + 12289976.

It is an arithmetic number, because the mean of its divisors is an integer number (221218668).

Almost surely, 2^1253572401 is an apocalyptic number.

It is an amenable number.

1253572401 is a deficient number, since it is larger than the sum of its proper divisors (516176943).

1253572401 is a wasteful number, since it uses less digits than its factorization.

1253572401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24579871.

The product of its (nonzero) digits is 8400, while the sum is 30.

The square root of 1253572401 is about 35405.8243937350. The cubic root of 1253572401 is about 1078.2425695839.

The spelling of 1253572401 in words is "one billion, two hundred fifty-three million, five hundred seventy-two thousand, four hundred one".