65373013 has 2 divisors, whose sum is σ = 65373014. Its totient is φ = 65373012.

The previous prime is 65372999. The next prime is 65373023. The reversal of 65373013 is 31037356.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 65318724 + 54289 = 8082^2 + 233^2 .

It is a cyclic number.

It is not a de Polignac number, because 65373013 - 2⁹ = 65372501 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65373023) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32686506 + 32686507.

It is an arithmetic number, because the mean of its divisors is an integer number (32686507).

Almost surely, 2^65373013 is an apocalyptic number.

It is an amenable number.

65373013 is a deficient number, since it is larger than the sum of its proper divisors (1).

65373013 is an equidigital number, since it uses as much as digits as its factorization.

65373013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5670, while the sum is 28.

The square root of 65373013 is about 8085.3579388918. The cubic root of 65373013 is about 402.8402287684.

The spelling of 65373013 in words is "sixty-five million, three hundred seventy-three thousand, thirteen".