98927791 has 2 divisors, whose sum is σ = 98927792. Its totient is φ = 98927790.

The previous prime is 98927749. The next prime is 98927827. The reversal of 98927791 is 19772989.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 98927791 - 2¹⁵ = 98895023 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98927291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49463895 + 49463896.

It is an arithmetic number, because the mean of its divisors is an integer number (49463896).

Almost surely, 2^98927791 is an apocalyptic number.

98927791 is a deficient number, since it is larger than the sum of its proper divisors (1).

98927791 is an equidigital number, since it uses as much as digits as its factorization.

98927791 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 571536, while the sum is 52.

The square root of 98927791 is about 9946.2450703771. The cubic root of 98927791 is about 462.4940009935.

The spelling of 98927791 in words is "ninety-eight million, nine hundred twenty-seven thousand, seven hundred ninety-one".