61339113 has 40 divisors (see below), whose sum is σ = 102348576. Its totient is φ = 36288000.

The previous prime is 61339097. The next prime is 61339127. The reversal of 61339113 is 31193316.

61339113 is a `hidden beast` number, since 613 + 39 + 1 + 13 = 666.

It is not a de Polignac number, because 61339113 - 2⁴ = 61339097 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (61339133) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 37513 + ... + 39113.

Almost surely, 2^61339113 is an apocalyptic number.

It is an amenable number.

61339113 is a deficient number, since it is larger than the sum of its proper divisors (41009463).

61339113 is a wasteful number, since it uses less digits than its factorization.

61339113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1667 (or 1658 counting only the distinct ones).

The product of its digits is 1458, while the sum is 27.

The square root of 61339113 is about 7831.9290727125. The cubic root of 61339113 is about 394.3778337621.

The spelling of 61339113 in words is "sixty-one million, three hundred thirty-nine thousand, one hundred thirteen".