99952291 has 2 divisors, whose sum is σ = 99952292. Its totient is φ = 99952290.

The previous prime is 99952289. The next prime is 99952393. The reversal of 99952291 is 19225999.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 99952291 - 2¹ = 99952289 is a prime.

It is a super-2 number, since 2×99952291² = 19980920952297362, which contains 22 as substring.

Together with 99952289, it forms a pair of twin primes.

It is equal to p_5758849 and since 99952291 and 5758849 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (99952201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49976145 + 49976146.

It is an arithmetic number, because the mean of its divisors is an integer number (49976146).

Almost surely, 2^99952291 is an apocalyptic number.

99952291 is a deficient number, since it is larger than the sum of its proper divisors (1).

99952291 is an equidigital number, since it uses as much as digits as its factorization.

99952291 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 131220, while the sum is 46.

The square root of 99952291 is about 9997.6142654135. The cubic root of 99952291 is about 464.0850564321.

The spelling of 99952291 in words is "ninety-nine million, nine hundred fifty-two thousand, two hundred ninety-one".