65252623 has 2 divisors, whose sum is σ = 65252624. Its totient is φ = 65252622.

The previous prime is 65252611. The next prime is 65252651. The reversal of 65252623 is 32625256.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 65252623 - 2²¹ = 63155471 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65252683) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32626311 + 32626312.

It is an arithmetic number, because the mean of its divisors is an integer number (32626312).

Almost surely, 2^65252623 is an apocalyptic number.

65252623 is a deficient number, since it is larger than the sum of its proper divisors (1).

65252623 is an equidigital number, since it uses as much as digits as its factorization.

65252623 is an evil number, because the sum of its binary digits is even.

The product of its digits is 21600, while the sum is 31.

The square root of 65252623 is about 8077.9095686941. The cubic root of 65252623 is about 402.5927885559.

Adding to 65252623 its reverse (32625256), we get a palindrome (97877879).

The spelling of 65252623 in words is "sixty-five million, two hundred fifty-two thousand, six hundred twenty-three".