52256531 has 2 divisors, whose sum is σ = 52256532. Its totient is φ = 52256530.

The previous prime is 52256507. The next prime is 52256537. The reversal of 52256531 is 13565225.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 52256531 - 2²² = 48062227 is a prime.

It is a super-2 number, since 2×52256531² = 5461490064307922, which contains 22 as substring.

It is a Chen prime.

It is a nialpdrome in base 13.

It is a junction number, because it is equal to n+sod(n) for n = 52256494 and 52256503.

It is not a weakly prime, because it can be changed into another prime (52256537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26128265 + 26128266.

It is an arithmetic number, because the mean of its divisors is an integer number (26128266).

Almost surely, 2^52256531 is an apocalyptic number.

52256531 is a deficient number, since it is larger than the sum of its proper divisors (1).

52256531 is an equidigital number, since it uses as much as digits as its factorization.

52256531 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9000, while the sum is 29.

The square root of 52256531 is about 7228.8678920008. The cubic root of 52256531 is about 373.8638942533.

The spelling of 52256531 in words is "fifty-two million, two hundred fifty-six thousand, five hundred thirty-one".