88779451 has 2 divisors, whose sum is σ = 88779452. Its totient is φ = 88779450.

The previous prime is 88779413. The next prime is 88779463. The reversal of 88779451 is 15497788.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 88779451 - 2¹⁷ = 88648379 is a prime.

It is a super-2 number, since 2×88779451² = 15763581839722802, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 88779395 and 88779404.

It is not a weakly prime, because it can be changed into another prime (88779401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44389725 + 44389726.

It is an arithmetic number, because the mean of its divisors is an integer number (44389726).

Almost surely, 2^88779451 is an apocalyptic number.

88779451 is a deficient number, since it is larger than the sum of its proper divisors (1).

88779451 is an equidigital number, since it uses as much as digits as its factorization.

88779451 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 564480, while the sum is 49.

The square root of 88779451 is about 9422.2848078372. The cubic root of 88779451 is about 446.1054048500.

The spelling of 88779451 in words is "eighty-eight million, seven hundred seventy-nine thousand, four hundred fifty-one".