88556161 has 2 divisors, whose sum is σ = 88556162. Its totient is φ = 88556160.

The previous prime is 88556137. The next prime is 88556177. The reversal of 88556161 is 16165588.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 68807025 + 19749136 = 8295^2 + 4444^2 .

It is a cyclic number.

It is not a de Polignac number, because 88556161 - 2⁵ = 88556129 is a prime.

It is not a weakly prime, because it can be changed into another prime (88556101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44278080 + 44278081.

It is an arithmetic number, because the mean of its divisors is an integer number (44278081).

Almost surely, 2^88556161 is an apocalyptic number.

It is an amenable number.

88556161 is a deficient number, since it is larger than the sum of its proper divisors (1).

88556161 is an equidigital number, since it uses as much as digits as its factorization.

88556161 is an evil number, because the sum of its binary digits is even.

The product of its digits is 57600, while the sum is 40.

The square root of 88556161 is about 9410.4283111875. The cubic root of 88556161 is about 445.7310896139.

The spelling of 88556161 in words is "eighty-eight million, five hundred fifty-six thousand, one hundred sixty-one".