51037166 has 4 divisors (see below), whose sum is σ = 76555752. Its totient is φ = 25518582.

The previous prime is 51037163. The next prime is 51037177. The reversal of 51037166 is 66173015.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51037163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12759290 + ... + 12759293.

It is an arithmetic number, because the mean of its divisors is an integer number (19138938).

Almost surely, 2^51037166 is an apocalyptic number.

51037166 is a deficient number, since it is larger than the sum of its proper divisors (25518586).

51037166 is a wasteful number, since it uses less digits than its factorization.

51037166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25518585.

The product of its (nonzero) digits is 3780, while the sum is 29.

The square root of 51037166 is about 7144.0300951214. The cubic root of 51037166 is about 370.9330383867.

The spelling of 51037166 in words is "fifty-one million, thirty-seven thousand, one hundred sixty-six".