253424553 has 16 divisors (see below), whose sum is σ = 340242240. Its totient is φ = 167783616.

The previous prime is 253424551. The next prime is 253424569. The reversal of 253424553 is 355424352.

It is a happy number.

It is not a de Polignac number, because 253424553 - 2¹ = 253424551 is a prime.

It is not an unprimeable number, because it can be changed into a prime (253424551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 463026 + ... + 463572.

It is an arithmetic number, because the mean of its divisors is an integer number (21265140).

Almost surely, 2^253424553 is an apocalyptic number.

It is an amenable number.

253424553 is a deficient number, since it is larger than the sum of its proper divisors (86817687).

253424553 is a wasteful number, since it uses less digits than its factorization.

253424553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1336.

The product of its digits is 72000, while the sum is 33.

The square root of 253424553 is about 15919.3138357154. The cubic root of 253424553 is about 632.8239342217.

The spelling of 253424553 in words is "two hundred fifty-three million, four hundred twenty-four thousand, five hundred fifty-three".