102772703647979 has 2 divisors, whose sum is σ = 102772703647980. Its totient is φ = 102772703647978.

The previous prime is 102772703647949. The next prime is 102772703648047. The reversal of 102772703647979 is 979746307277201.

It is a weak prime.

It is an emirp because it is prime and its reverse (979746307277201) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 102772703647979 - 2²⁰ = 102772702599403 is a prime.

It is not a weakly prime, because it can be changed into another prime (102772703647949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51386351823989 + 51386351823990.

It is an arithmetic number, because the mean of its divisors is an integer number (51386351823990).

Almost surely, 2^{102772703647979} is an apocalyptic number.

102772703647979 is a deficient number, since it is larger than the sum of its proper divisors (1).

102772703647979 is an equidigital number, since it uses as much as digits as its factorization.

102772703647979 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 392073696, while the sum is 71.

The spelling of 102772703647979 in words is "one hundred two trillion, seven hundred seventy-two billion, seven hundred three million, six hundred forty-seven thousand, nine hundred seventy-nine".