99764311 has 2 divisors, whose sum is σ = 99764312. Its totient is φ = 99764310.

The previous prime is 99764303. The next prime is 99764323. The reversal of 99764311 is 11346799.

It is a weak prime.

It is an emirp because it is prime and its reverse (11346799) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 99764311 - 2³ = 99764303 is a prime.

It is a nialpdrome in base 10.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99764351) by changing a digit.

It is an upside-down number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49882155 + 49882156.

It is an arithmetic number, because the mean of its divisors is an integer number (49882156).

Almost surely, 2^99764311 is an apocalyptic number.

99764311 is a deficient number, since it is larger than the sum of its proper divisors (1).

99764311 is an equidigital number, since it uses as much as digits as its factorization.

99764311 is an evil number, because the sum of its binary digits is even.

The product of its digits is 40824, while the sum is 40.

The square root of 99764311 is about 9988.2085981421. The cubic root of 99764311 is about 463.7939393564.

The spelling of 99764311 in words is "ninety-nine million, seven hundred sixty-four thousand, three hundred eleven".