61136654 has 8 divisors (see below), whose sum is σ = 94183608. Its totient is φ = 29742120.

The previous prime is 61136653. The next prime is 61136659. The reversal of 61136654 is 45663116.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 61136654.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61136651) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 413012 + ... + 413159.

It is an arithmetic number, because the mean of its divisors is an integer number (11772951).

Almost surely, 2^61136654 is an apocalyptic number.

61136654 is a deficient number, since it is larger than the sum of its proper divisors (33046954).

61136654 is a wasteful number, since it uses less digits than its factorization.

61136654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 826210.

The product of its digits is 12960, while the sum is 32.

The square root of 61136654 is about 7818.9931576898. The cubic root of 61136654 is about 393.9434543122.

The spelling of 61136654 in words is "sixty-one million, one hundred thirty-six thousand, six hundred fifty-four".