77038099 has 2 divisors, whose sum is σ = 77038100. Its totient is φ = 77038098.

The previous prime is 77038051. The next prime is 77038127. The reversal of 77038099 is 99083077.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-77038099 is a prime.

It is not a weakly prime, because it can be changed into another prime (77038019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38519049 + 38519050.

It is an arithmetic number, because the mean of its divisors is an integer number (38519050).

Almost surely, 2^77038099 is an apocalyptic number.

77038099 is a deficient number, since it is larger than the sum of its proper divisors (1).

77038099 is an equidigital number, since it uses as much as digits as its factorization.

77038099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 95256, while the sum is 43.

The square root of 77038099 is about 8777.1350109247. The cubic root of 77038099 is about 425.5022417691.

The spelling of 77038099 in words is "seventy-seven million, thirty-eight thousand, ninety-nine".