52166129 has 2 divisors, whose sum is σ = 52166130. Its totient is φ = 52166128.

The previous prime is 52166123. The next prime is 52166141. The reversal of 52166129 is 92166125.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 45535504 + 6630625 = 6748^2 + 2575^2 .

It is a cyclic number.

It is not a de Polignac number, because 52166129 - 2⁴ = 52166113 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 52166095 and 52166104.

It is not a weakly prime, because it can be changed into another prime (52166123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26083064 + 26083065.

It is an arithmetic number, because the mean of its divisors is an integer number (26083065).

Almost surely, 2^52166129 is an apocalyptic number.

It is an amenable number.

52166129 is a deficient number, since it is larger than the sum of its proper divisors (1).

52166129 is an equidigital number, since it uses as much as digits as its factorization.

52166129 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6480, while the sum is 32.

The square root of 52166129 is about 7222.6123390363. The cubic root of 52166129 is about 373.6481792559.

The spelling of 52166129 in words is "fifty-two million, one hundred sixty-six thousand, one hundred twenty-nine".