88603919 has 2 divisors, whose sum is σ = 88603920. Its totient is φ = 88603918.

The previous prime is 88603913. The next prime is 88603927. The reversal of 88603919 is 91930688.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 88603919 - 2²⁰ = 87555343 is a prime.

It is a super-2 number, since 2×88603919² = 15701308924317122, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 88603919.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (88603913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44301959 + 44301960.

It is an arithmetic number, because the mean of its divisors is an integer number (44301960).

Almost surely, 2^88603919 is an apocalyptic number.

88603919 is a deficient number, since it is larger than the sum of its proper divisors (1).

88603919 is an equidigital number, since it uses as much as digits as its factorization.

88603919 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 93312, while the sum is 44.

The square root of 88603919 is about 9412.9654732183. The cubic root of 88603919 is about 445.8112022399.

The spelling of 88603919 in words is "eighty-eight million, six hundred three thousand, nine hundred nineteen".