88639097 has 2 divisors, whose sum is σ = 88639098. Its totient is φ = 88639096.

The previous prime is 88639093. The next prime is 88639099. The reversal of 88639097 is 79093688.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 74718736 + 13920361 = 8644^2 + 3731^2 .

It is a cyclic number.

It is not a de Polignac number, because 88639097 - 2² = 88639093 is a prime.

Together with 88639099, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (88639093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44319548 + 44319549.

It is an arithmetic number, because the mean of its divisors is an integer number (44319549).

Almost surely, 2^88639097 is an apocalyptic number.

It is an amenable number.

88639097 is a deficient number, since it is larger than the sum of its proper divisors (1).

88639097 is an equidigital number, since it uses as much as digits as its factorization.

88639097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 653184, while the sum is 50.

The square root of 88639097 is about 9414.8338806375. The cubic root of 88639097 is about 445.8701938798.

The spelling of 88639097 in words is "eighty-eight million, six hundred thirty-nine thousand, ninety-seven".