99015097 has 2 divisors, whose sum is σ = 99015098. Its totient is φ = 99015096.

The previous prime is 99015053. The next prime is 99015107. The reversal of 99015097 is 79051099.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 77633721 + 21381376 = 8811^2 + 4624^2 .

It is an emirp because it is prime and its reverse (79051099) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 99015097 - 2²³ = 90626489 is a prime.

It is not a weakly prime, because it can be changed into another prime (99015797) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49507548 + 49507549.

It is an arithmetic number, because the mean of its divisors is an integer number (49507549).

Almost surely, 2^99015097 is an apocalyptic number.

It is an amenable number.

99015097 is a deficient number, since it is larger than the sum of its proper divisors (1).

99015097 is an equidigital number, since it uses as much as digits as its factorization.

99015097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25515, while the sum is 40.

The square root of 99015097 is about 9950.6329949406. The cubic root of 99015097 is about 462.6300147747.

The spelling of 99015097 in words is "ninety-nine million, fifteen thousand, ninety-seven".