88777979 has 2 divisors, whose sum is σ = 88777980. Its totient is φ = 88777978.

The previous prime is 88777973. The next prime is 88777981. The reversal of 88777979 is 97977788.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-88777979 is a prime.

Together with 88777981, 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 (88777973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44388989 + 44388990.

It is an arithmetic number, because the mean of its divisors is an integer number (44388990).

Almost surely, 2^88777979 is an apocalyptic number.

88777979 is a deficient number, since it is larger than the sum of its proper divisors (1).

88777979 is an equidigital number, since it uses as much as digits as its factorization.

88777979 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12446784, while the sum is 62.

The square root of 88777979 is about 9422.2066948247. The cubic root of 88777979 is about 446.1029392990.

The spelling of 88777979 in words is "eighty-eight million, seven hundred seventy-seven thousand, nine hundred seventy-nine".