61715116 has 36 divisors (see below), whose sum is σ = 115641120. Its totient is φ = 28810080.

The previous prime is 61715113. The next prime is 61715119. The reversal of 61715116 is 61151716.

It is an interprime number because it is at equal distance from previous prime (61715113) and next prime (61715119).

It is not an unprimeable number, because it can be changed into a prime (61715111) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 113806 + ... + 114346.

Almost surely, 2^61715116 is an apocalyptic number.

It is an amenable number.

61715116 is a deficient number, since it is larger than the sum of its proper divisors (53926004).

61715116 is a wasteful number, since it uses less digits than its factorization.

61715116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 662 (or 641 counting only the distinct ones).

The product of its digits is 1260, while the sum is 28.

The square root of 61715116 is about 7855.8968934171. The cubic root of 61715116 is about 395.1820258097.

The spelling of 61715116 in words is "sixty-one million, seven hundred fifteen thousand, one hundred sixteen".