88409963 has 2 divisors, whose sum is σ = 88409964. Its totient is φ = 88409962.

The previous prime is 88409941. The next prime is 88409987. The reversal of 88409963 is 36990488.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 88409963 - 2²⁰ = 87361387 is a prime.

It is a super-2 number, since 2×88409963² = 15632643115322738, which contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (88409903) 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, 44204981 + 44204982.

It is an arithmetic number, because the mean of its divisors is an integer number (44204982).

Almost surely, 2^88409963 is an apocalyptic number.

88409963 is a deficient number, since it is larger than the sum of its proper divisors (1).

88409963 is an equidigital number, since it uses as much as digits as its factorization.

88409963 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 373248, while the sum is 47.

The square root of 88409963 is about 9402.6572308045. The cubic root of 88409963 is about 445.4856676260.

The spelling of 88409963 in words is "eighty-eight million, four hundred nine thousand, nine hundred sixty-three".