88110521 has 2 divisors, whose sum is σ = 88110522. Its totient is φ = 88110520.

The previous prime is 88110509. The next prime is 88110551. The reversal of 88110521 is 12501188.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 83466496 + 4644025 = 9136^2 + 2155^2 .

It is a cyclic number.

It is not a de Polignac number, because 88110521 - 2²⁶ = 21001657 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (88110551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44055260 + 44055261.

It is an arithmetic number, because the mean of its divisors is an integer number (44055261).

Almost surely, 2^88110521 is an apocalyptic number.

It is an amenable number.

88110521 is a deficient number, since it is larger than the sum of its proper divisors (1).

88110521 is an equidigital number, since it uses as much as digits as its factorization.

88110521 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 640, while the sum is 26.

The square root of 88110521 is about 9386.7204603099. The cubic root of 88110521 is about 444.9821496859.

The spelling of 88110521 in words is "eighty-eight million, one hundred ten thousand, five hundred twenty-one".