253432553 has 16 divisors (see below), whose sum is σ = 284774400. Its totient is φ = 223576080.

The previous prime is 253432547. The next prime is 253432577. The reversal of 253432553 is 355234352.

It is a cyclic number.

It is not a de Polignac number, because 253432553 - 2⁶ = 253432489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (253432513) 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, 48800 + ... + 53742.

It is an arithmetic number, because the mean of its divisors is an integer number (17798400).

Almost surely, 2^253432553 is an apocalyptic number.

It is an amenable number.

253432553 is a deficient number, since it is larger than the sum of its proper divisors (31341847).

253432553 is a wasteful number, since it uses less digits than its factorization.

253432553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5092.

The product of its digits is 54000, while the sum is 32.

The square root of 253432553 is about 15919.5651008437. The cubic root of 253432553 is about 632.8305930585.

The spelling of 253432553 in words is "two hundred fifty-three million, four hundred thirty-two thousand, five hundred fifty-three".