119801356657 has 2 divisors, whose sum is σ = 119801356658. Its totient is φ = 119801356656.

The previous prime is 119801356639. The next prime is 119801356691. The reversal of 119801356657 is 756653108911.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 99512487936 + 20288868721 = 315456^2 + 142439^2 .

It is a cyclic number.

It is not a de Polignac number, because 119801356657 - 2¹¹ = 119801354609 is a prime.

It is not a weakly prime, because it can be changed into another prime (119801356757) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59900678328 + 59900678329.

It is an arithmetic number, because the mean of its divisors is an integer number (59900678329).

Almost surely, 2^119801356657 is an apocalyptic number.

It is an amenable number.

119801356657 is a deficient number, since it is larger than the sum of its proper divisors (1).

119801356657 is an equidigital number, since it uses as much as digits as its factorization.

119801356657 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1360800, while the sum is 52.

The spelling of 119801356657 in words is "one hundred nineteen billion, eight hundred one million, three hundred fifty-six thousand, six hundred fifty-seven".