79949203127 has 2 divisors, whose sum is σ = 79949203128. Its totient is φ = 79949203126.

The previous prime is 79949203111. The next prime is 79949203211. The reversal of 79949203127 is 72130294997.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 79949203127 - 2⁴ = 79949203111 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (79949202127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39974601563 + 39974601564.

It is an arithmetic number, because the mean of its divisors is an integer number (39974601564).

Almost surely, 2^79949203127 is an apocalyptic number.

79949203127 is a deficient number, since it is larger than the sum of its proper divisors (1).

79949203127 is an equidigital number, since it uses as much as digits as its factorization.

79949203127 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1714608, while the sum is 53.

The spelling of 79949203127 in words is "seventy-nine billion, nine hundred forty-nine million, two hundred three thousand, one hundred twenty-seven".