99259019 has 2 divisors, whose sum is σ = 99259020. Its totient is φ = 99259018.

The previous prime is 99259001. The next prime is 99259031. The reversal of 99259019 is 91095299.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 99259019 - 2¹² = 99254923 is a prime.

It is a super-2 number, since 2×99259019² = 19704705705684722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (99259079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49629509 + 49629510.

It is an arithmetic number, because the mean of its divisors is an integer number (49629510).

Almost surely, 2^99259019 is an apocalyptic number.

99259019 is a deficient number, since it is larger than the sum of its proper divisors (1).

99259019 is an equidigital number, since it uses as much as digits as its factorization.

99259019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 65610, while the sum is 44.

The square root of 99259019 is about 9962.8820629374. The cubic root of 99259019 is about 463.0095969599.

The spelling of 99259019 in words is "ninety-nine million, two hundred fifty-nine thousand, nineteen".