99158827 has 2 divisors, whose sum is σ = 99158828. Its totient is φ = 99158826.

The previous prime is 99158809. The next prime is 99158833. The reversal of 99158827 is 72885199.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 99158827 - 2⁷ = 99158699 is a prime.

It is not a weakly prime, because it can be changed into another prime (99158867) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49579413 + 49579414.

It is an arithmetic number, because the mean of its divisors is an integer number (49579414).

Almost surely, 2^99158827 is an apocalyptic number.

99158827 is a deficient number, since it is larger than the sum of its proper divisors (1).

99158827 is an equidigital number, since it uses as much as digits as its factorization.

99158827 is an evil number, because the sum of its binary digits is even.

The product of its digits is 362880, while the sum is 49.

The square root of 99158827 is about 9957.8525295367. The cubic root of 99158827 is about 462.8537573012.

The spelling of 99158827 in words is "ninety-nine million, one hundred fifty-eight thousand, eight hundred twenty-seven".