53174431 has 2 divisors, whose sum is σ = 53174432. Its totient is φ = 53174430.

The previous prime is 53174383. The next prime is 53174461. The reversal of 53174431 is 13447135.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 53174431 - 2²³ = 44785823 is a prime.

It is a super-2 number, since 2×53174431² = 5655040224347522, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 53174431.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53174461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26587215 + 26587216.

It is an arithmetic number, because the mean of its divisors is an integer number (26587216).

Almost surely, 2^53174431 is an apocalyptic number.

53174431 is a deficient number, since it is larger than the sum of its proper divisors (1).

53174431 is an equidigital number, since it uses as much as digits as its factorization.

53174431 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5040, while the sum is 28.

The square root of 53174431 is about 7292.0800187601. The cubic root of 53174431 is about 376.0402076174.

The spelling of 53174431 in words is "fifty-three million, one hundred seventy-four thousand, four hundred thirty-one".