52166123 has 2 divisors, whose sum is σ = 52166124. Its totient is φ = 52166122.

The previous prime is 52166119. The next prime is 52166129. The reversal of 52166123 is 32166125.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 52166123 - 2² = 52166119 is a prime.

It is a super-2 number, since 2×52166123² = 5442608777702258, which contains 22 as substring.

It is a plaindrome in base 12.

It is a junction number, because it is equal to n+sod(n) for n = 52166092 and 52166101.

It is not a weakly prime, because it can be changed into another prime (52166129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26083061 + 26083062.

It is an arithmetic number, because the mean of its divisors is an integer number (26083062).

Almost surely, 2^52166123 is an apocalyptic number.

52166123 is a deficient number, since it is larger than the sum of its proper divisors (1).

52166123 is an equidigital number, since it uses as much as digits as its factorization.

52166123 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2160, while the sum is 26.

The square root of 52166123 is about 7222.6119236741. The cubic root of 52166123 is about 373.6481649306.

The spelling of 52166123 in words is "fifty-two million, one hundred sixty-six thousand, one hundred twenty-three".