88088591 has 2 divisors, whose sum is σ = 88088592. Its totient is φ = 88088590.

The previous prime is 88088569. The next prime is 88088599. The reversal of 88088591 is 19588088.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 88088591 - 2²⁶ = 20979727 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (88088599) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44044295 + 44044296.

It is an arithmetic number, because the mean of its divisors is an integer number (44044296).

Almost surely, 2^88088591 is an apocalyptic number.

88088591 is a deficient number, since it is larger than the sum of its proper divisors (1).

88088591 is an equidigital number, since it uses as much as digits as its factorization.

88088591 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 184320, while the sum is 47.

The square root of 88088591 is about 9385.5522480033. The cubic root of 88088591 is about 444.9452291299.

The spelling of 88088591 in words is "eighty-eight million, eighty-eight thousand, five hundred ninety-one".