99723277 has 2 divisors, whose sum is σ = 99723278. Its totient is φ = 99723276.

The previous prime is 99723233. The next prime is 99723307. The reversal of 99723277 is 77232799.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 92044836 + 7678441 = 9594^2 + 2771^2 .

It is a cyclic number.

It is not a de Polignac number, because 99723277 - 2¹¹ = 99721229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99723577) 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, 49861638 + 49861639.

It is an arithmetic number, because the mean of its divisors is an integer number (49861639).

Almost surely, 2^99723277 is an apocalyptic number.

It is an amenable number.

99723277 is a deficient number, since it is larger than the sum of its proper divisors (1).

99723277 is an equidigital number, since it uses as much as digits as its factorization.

99723277 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 333396, while the sum is 46.

The square root of 99723277 is about 9986.1542647808. The cubic root of 99723277 is about 463.7303430324.

It can be divided in two parts, 99723 and 277, that added together give a 5-th power (100000 = 10⁵).

The spelling of 99723277 in words is "ninety-nine million, seven hundred twenty-three thousand, two hundred seventy-seven".