61364313 has 6 divisors (see below), whose sum is σ = 88637354. Its totient is φ = 40909536.

The previous prime is 61364291. The next prime is 61364323. The reversal of 61364313 is 31346316.

61364313 is a `hidden beast` number, since 6 + 1 + 3 + 643 + 13 = 666.

It can be written as a sum of positive squares in only one way, i.e., 60419529 + 944784 = 7773^2 + 972^2 .

It is not a de Polignac number, because 61364313 - 2¹² = 61360217 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (61364323) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3409120 + ... + 3409137.

Almost surely, 2^61364313 is an apocalyptic number.

It is an amenable number.

61364313 is a deficient number, since it is larger than the sum of its proper divisors (27273041).

61364313 is a wasteful number, since it uses less digits than its factorization.

61364313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6818263 (or 6818260 counting only the distinct ones).

The product of its digits is 3888, while the sum is 27.

The square root of 61364313 is about 7833.5377065538. The cubic root of 61364313 is about 394.4318338949.

The spelling of 61364313 in words is "sixty-one million, three hundred sixty-four thousand, three hundred thirteen".