99936787 has 2 divisors, whose sum is σ = 99936788. Its totient is φ = 99936786.

The previous prime is 99936769. The next prime is 99936791. The reversal of 99936787 is 78763999.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 99936787 - 2¹⁹ = 99412499 is a prime.

It is a super-2 number, since 2×99936787² = 19974722791766738, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (99936757) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49968393 + 49968394.

It is an arithmetic number, because the mean of its divisors is an integer number (49968394).

Almost surely, 2^99936787 is an apocalyptic number.

99936787 is a deficient number, since it is larger than the sum of its proper divisors (1).

99936787 is an equidigital number, since it uses as much as digits as its factorization.

99936787 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5143824, while the sum is 58.

The square root of 99936787 is about 9996.8388503566. The cubic root of 99936787 is about 464.0610598277.

The spelling of 99936787 in words is "ninety-nine million, nine hundred thirty-six thousand, seven hundred eighty-seven".