88809137 has 2 divisors, whose sum is σ = 88809138. Its totient is φ = 88809136.

The previous prime is 88809121. The next prime is 88809163. The reversal of 88809137 is 73190888.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 88378801 + 430336 = 9401^2 + 656^2 .

It is a cyclic number.

It is not a de Polignac number, because 88809137 - 2⁴ = 88809121 is a prime.

It is not a weakly prime, because it can be changed into another prime (88809937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44404568 + 44404569.

It is an arithmetic number, because the mean of its divisors is an integer number (44404569).

Almost surely, 2^88809137 is an apocalyptic number.

It is an amenable number.

88809137 is a deficient number, since it is larger than the sum of its proper divisors (1).

88809137 is an equidigital number, since it uses as much as digits as its factorization.

88809137 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96768, while the sum is 44.

The square root of 88809137 is about 9423.8599841042. The cubic root of 88809137 is about 446.1551220953.

The spelling of 88809137 in words is "eighty-eight million, eight hundred nine thousand, one hundred thirty-seven".