65532913 has 2 divisors, whose sum is σ = 65532914. Its totient is φ = 65532912.

The previous prime is 65532877. The next prime is 65532917. The reversal of 65532913 is 31923556.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 64112049 + 1420864 = 8007^2 + 1192^2 .

It is a cyclic number.

It is not a de Polignac number, because 65532913 - 2²¹ = 63435761 is a prime.

It is not a weakly prime, because it can be changed into another prime (65532917) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32766456 + 32766457.

It is an arithmetic number, because the mean of its divisors is an integer number (32766457).

Almost surely, 2^65532913 is an apocalyptic number.

It is an amenable number.

65532913 is a deficient number, since it is larger than the sum of its proper divisors (1).

65532913 is an equidigital number, since it uses as much as digits as its factorization.

65532913 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24300, while the sum is 34.

The square root of 65532913 is about 8095.2401446776. The cubic root of 65532913 is about 403.1684055019.

The spelling of 65532913 in words is "sixty-five million, five hundred thirty-two thousand, nine hundred thirteen".