52166111 has 8 divisors (see below), whose sum is σ = 52925184. Its totient is φ = 51412480.

The previous prime is 52166071. The next prime is 52166113. The reversal of 52166111 is 11166125.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52166111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52166113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20375 + ... + 22791.

It is an arithmetic number, because the mean of its divisors is an integer number (6615648).

Almost surely, 2^52166111 is an apocalyptic number.

52166111 is a deficient number, since it is larger than the sum of its proper divisors (759073).

52166111 is a wasteful number, since it uses less digits than its factorization.

52166111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2721.

The product of its digits is 360, while the sum is 23.

The square root of 52166111 is about 7222.6110929497. The cubic root of 52166111 is about 373.6481362800.

The spelling of 52166111 in words is "fifty-two million, one hundred sixty-six thousand, one hundred eleven".