61136036 has 24 divisors (see below), whose sum is σ = 117176640. Its totient is φ = 27736992.

The previous prime is 61136027. The next prime is 61136071. The reversal of 61136036 is 63063116.

61136036 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×61136036² = 7475229795586592, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a junction number, because it is equal to n+sod(n) for n = 61135996 and 61136014.

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 7 ways as a sum of consecutive naturals, for example, 6896 + ... + 13031.

It is an arithmetic number, because the mean of its divisors is an integer number (4882360).

Almost surely, 2^61136036 is an apocalyptic number.

It is an amenable number.

61136036 is a deficient number, since it is larger than the sum of its proper divisors (56040604).

61136036 is a wasteful number, since it uses less digits than its factorization.

61136036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20003 (or 20001 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 26.

The square root of 61136036 is about 7818.9536384353. The cubic root of 61136036 is about 393.9421269150.

The spelling of 61136036 in words is "sixty-one million, one hundred thirty-six thousand, thirty-six".