99902311 has 2 divisors, whose sum is σ = 99902312. Its totient is φ = 99902310.

The previous prime is 99902273. The next prime is 99902321. The reversal of 99902311 is 11320999.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 99902311 - 2⁹ = 99901799 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99902321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49951155 + 49951156.

It is an arithmetic number, because the mean of its divisors is an integer number (49951156).

Almost surely, 2^99902311 is an apocalyptic number.

99902311 is a deficient number, since it is larger than the sum of its proper divisors (1).

99902311 is an equidigital number, since it uses as much as digits as its factorization.

99902311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4374, while the sum is 34.

The square root of 99902311 is about 9995.1143565244. The cubic root of 99902311 is about 464.0076900603.

The spelling of 99902311 in words is "ninety-nine million, nine hundred two thousand, three hundred eleven".