104420772697 has 2 divisors, whose sum is σ = 104420772698. Its totient is φ = 104420772696.

The previous prime is 104420772661. The next prime is 104420772721. The reversal of 104420772697 is 796277024401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 61966642761 + 42454129936 = 248931^2 + 206044^2 .

It is an emirp because it is prime and its reverse (796277024401) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 104420772697 - 2⁷ = 104420772569 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 104420772697.

It is not a weakly prime, because it can be changed into another prime (104420772097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52210386348 + 52210386349.

It is an arithmetic number, because the mean of its divisors is an integer number (52210386349).

Almost surely, 2^104420772697 is an apocalyptic number.

It is an amenable number.

104420772697 is a deficient number, since it is larger than the sum of its proper divisors (1).

104420772697 is an equidigital number, since it uses as much as digits as its factorization.

104420772697 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1185408, while the sum is 49.

The spelling of 104420772697 in words is "one hundred four billion, four hundred twenty million, seven hundred seventy-two thousand, six hundred ninety-seven".