99190027 has 2 divisors, whose sum is σ = 99190028. Its totient is φ = 99190026.

The previous prime is 99190001. The next prime is 99190043. The reversal of 99190027 is 72009199.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-99190027 is a prime.

It is a super-2 number, since 2×99190027² = 19677322912521458, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (99190627) 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, 49595013 + 49595014.

It is an arithmetic number, because the mean of its divisors is an integer number (49595014).

Almost surely, 2^99190027 is an apocalyptic number.

99190027 is a deficient number, since it is larger than the sum of its proper divisors (1).

99190027 is an equidigital number, since it uses as much as digits as its factorization.

99190027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10206, while the sum is 37.

The square root of 99190027 is about 9959.4190091591. The cubic root of 99190027 is about 462.9022973499.

The spelling of 99190027 in words is "ninety-nine million, one hundred ninety thousand, twenty-seven".