99939527 has 2 divisors, whose sum is σ = 99939528. Its totient is φ = 99939526.

The previous prime is 99939491. The next prime is 99939551. The reversal of 99939527 is 72593999.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 99939527 - 2⁸ = 99939271 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99939557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49969763 + 49969764.

It is an arithmetic number, because the mean of its divisors is an integer number (49969764).

Almost surely, 2^99939527 is an apocalyptic number.

99939527 is a deficient number, since it is larger than the sum of its proper divisors (1).

99939527 is an equidigital number, since it uses as much as digits as its factorization.

99939527 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1377810, while the sum is 53.

The square root of 99939527 is about 9996.9758927388. The cubic root of 99939527 is about 464.0653008942.

The spelling of 99939527 in words is "ninety-nine million, nine hundred thirty-nine thousand, five hundred twenty-seven".