99158413 has 2 divisors, whose sum is σ = 99158414. Its totient is φ = 99158412.

The previous prime is 99158407. The next prime is 99158417. The reversal of 99158413 is 31485199.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 98049604 + 1108809 = 9902^2 + 1053^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-99158413 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99158417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49579206 + 49579207.

It is an arithmetic number, because the mean of its divisors is an integer number (49579207).

Almost surely, 2^99158413 is an apocalyptic number.

It is an amenable number.

99158413 is a deficient number, since it is larger than the sum of its proper divisors (1).

99158413 is an equidigital number, since it uses as much as digits as its factorization.

99158413 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 38880, while the sum is 40.

The square root of 99158413 is about 9957.8317419004. The cubic root of 99158413 is about 462.8531131436.

The spelling of 99158413 in words is "ninety-nine million, one hundred fifty-eight thousand, four hundred thirteen".