79164941129 has 2 divisors, whose sum is σ = 79164941130. Its totient is φ = 79164941128.

The previous prime is 79164941123. The next prime is 79164941161. The reversal of 79164941129 is 92114946197.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 64831344400 + 14333596729 = 254620^2 + 119723^2 .

It is a cyclic number.

It is not a de Polignac number, because 79164941129 - 2²⁰ = 79163892553 is a prime.

It is not a weakly prime, because it can be changed into another prime (79164941123) 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, 39582470564 + 39582470565.

It is an arithmetic number, because the mean of its divisors is an integer number (39582470565).

Almost surely, 2^79164941129 is an apocalyptic number.

It is an amenable number.

79164941129 is a deficient number, since it is larger than the sum of its proper divisors (1).

79164941129 is an equidigital number, since it uses as much as digits as its factorization.

79164941129 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 979776, while the sum is 53.

The spelling of 79164941129 in words is "seventy-nine billion, one hundred sixty-four million, nine hundred forty-one thousand, one hundred twenty-nine".