99158407 has 2 divisors, whose sum is σ = 99158408. Its totient is φ = 99158406.

The previous prime is 99158401. The next prime is 99158413. The reversal of 99158407 is 70485199.

It is a balanced prime because it is at equal distance from previous prime (99158401) and next prime (99158413).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-99158407 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99158401) 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, 49579203 + 49579204.

It is an arithmetic number, because the mean of its divisors is an integer number (49579204).

Almost surely, 2^99158407 is an apocalyptic number.

99158407 is a deficient number, since it is larger than the sum of its proper divisors (1).

99158407 is an equidigital number, since it uses as much as digits as its factorization.

99158407 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 90720, while the sum is 43.

The square root of 99158407 is about 9957.8314406300. The cubic root of 99158407 is about 462.8531038080.

The spelling of 99158407 in words is "ninety-nine million, one hundred fifty-eight thousand, four hundred seven".