99182309 has 2 divisors, whose sum is σ = 99182310. Its totient is φ = 99182308.

The previous prime is 99182273. The next prime is 99182333. The reversal of 99182309 is 90328199.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 93993025 + 5189284 = 9695^2 + 2278^2 .

It is a cyclic number.

It is not a de Polignac number, because 99182309 - 2¹² = 99178213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99182339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49591154 + 49591155.

It is an arithmetic number, because the mean of its divisors is an integer number (49591155).

Almost surely, 2^99182309 is an apocalyptic number.

It is an amenable number.

99182309 is a deficient number, since it is larger than the sum of its proper divisors (1).

99182309 is an equidigital number, since it uses as much as digits as its factorization.

99182309 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34992, while the sum is 41.

The square root of 99182309 is about 9959.0315292201. The cubic root of 99182309 is about 462.8902908586.

The spelling of 99182309 in words is "ninety-nine million, one hundred eighty-two thousand, three hundred nine".