61061164 has 6 divisors (see below), whose sum is σ = 106857044. Its totient is φ = 30530580.

The previous prime is 61061149. The next prime is 61061173. The reversal of 61061164 is 46116016.

61061164 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 7632642 + ... + 7632649.

Almost surely, 2^61061164 is an apocalyptic number.

It is an amenable number.

61061164 is a deficient number, since it is larger than the sum of its proper divisors (45795880).

61061164 is a wasteful number, since it uses less digits than its factorization.

61061164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15265295 (or 15265293 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 61061164 is about 7814.1643187228. The cubic root of 61061164 is about 393.7812437121.

The spelling of 61061164 in words is "sixty-one million, sixty-one thousand, one hundred sixty-four".