779000100997 has 2 divisors, whose sum is σ = 779000100998. Its totient is φ = 779000100996.

The previous prime is 779000100943. The next prime is 779000101051. The reversal of 779000100997 is 799001000977.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (779000100943) and next prime (779000101051).

It can be written as a sum of positive squares in only one way, i.e., 723263501601 + 55736599396 = 850449^2 + 236086^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-779000100997 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 779000100997.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (779000170997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 389500050498 + 389500050499.

It is an arithmetic number, because the mean of its divisors is an integer number (389500050499).

Almost surely, 2^779000100997 is an apocalyptic number.

It is an amenable number.

779000100997 is a deficient number, since it is larger than the sum of its proper divisors (1).

779000100997 is an equidigital number, since it uses as much as digits as its factorization.

779000100997 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 250047, while the sum is 49.

The spelling of 779000100997 in words is "seven hundred seventy-nine billion, one hundred thousand, nine hundred ninety-seven".