61134536 has 8 divisors (see below), whose sum is σ = 114627270. Its totient is φ = 30567264.

The previous prime is 61134497. The next prime is 61134547. The reversal of 61134536 is 63543116.

It is a happy number.

61134536 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., 46648900 + 14485636 = 6830^2 + 3806^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 61134499 and 61134508.

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 as a sum of consecutive naturals, namely, 3820901 + ... + 3820916.

Almost surely, 2^61134536 is an apocalyptic number.

It is an amenable number.

61134536 is a deficient number, since it is larger than the sum of its proper divisors (53492734).

61134536 is a wasteful number, since it uses less digits than its factorization.

61134536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7641823 (or 7641819 counting only the distinct ones).

The product of its digits is 6480, while the sum is 29.

The square root of 61134536 is about 7818.8577170837. The cubic root of 61134536 is about 393.9389050399.

The spelling of 61134536 in words is "sixty-one million, one hundred thirty-four thousand, five hundred thirty-six".