61012166 has 8 divisors (see below), whose sum is σ = 91743240. Its totient is φ = 30431088.

The previous prime is 61012129. The next prime is 61012187. The reversal of 61012166 is 66121016.

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

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36476 + ... + 38111.

It is an arithmetic number, because the mean of its divisors is an integer number (11467905).

Almost surely, 2^61012166 is an apocalyptic number.

61012166 is a deficient number, since it is larger than the sum of its proper divisors (30731074).

61012166 is a wasteful number, since it uses less digits than its factorization.

61012166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74998.

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 61012166 is about 7811.0284854173. The cubic root of 61012166 is about 393.6758867480.

The spelling of 61012166 in words is "sixty-one million, twelve thousand, one hundred sixty-six".