61136514 has 12 divisors (see below), whose sum is σ = 132462486. Its totient is φ = 20378832.

The previous prime is 61136489. The next prime is 61136527. The reversal of 61136514 is 41563116.

61136514 is a `hidden beast` number, since 6 + 1 + 1 + 3 + 651 + 4 = 666.

61136514 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 35462025 + 25674489 = 5955^2 + 5067^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1698219 + ... + 1698254.

Almost surely, 2^61136514 is an apocalyptic number.

61136514 is an abundant number, since it is smaller than the sum of its proper divisors (71325972).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

61136514 is a wasteful number, since it uses less digits than its factorization.

61136514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3396481 (or 3396478 counting only the distinct ones).

The product of its digits is 2160, while the sum is 27.

The square root of 61136514 is about 7818.9842051254. The cubic root of 61136514 is about 393.9431536081.

The spelling of 61136514 in words is "sixty-one million, one hundred thirty-six thousand, five hundred fourteen".