65253571 has 2 divisors, whose sum is σ = 65253572. Its totient is φ = 65253570.

The previous prime is 65253541. The next prime is 65253611. The reversal of 65253571 is 17535256.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 65253571 - 2²⁵ = 31699139 is a prime.

It is not a weakly prime, because it can be changed into another prime (65253541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32626785 + 32626786.

It is an arithmetic number, because the mean of its divisors is an integer number (32626786).

Almost surely, 2^65253571 is an apocalyptic number.

65253571 is a deficient number, since it is larger than the sum of its proper divisors (1).

65253571 is an equidigital number, since it uses as much as digits as its factorization.

65253571 is an evil number, because the sum of its binary digits is even.

The product of its digits is 31500, while the sum is 34.

The square root of 65253571 is about 8077.9682470285. The cubic root of 65253571 is about 402.5947381895.

The spelling of 65253571 in words is "sixty-five million, two hundred fifty-three thousand, five hundred seventy-one".