119173112609 has 2 divisors, whose sum is σ = 119173112610. Its totient is φ = 119173112608.

The previous prime is 119173112579. The next prime is 119173112677. The reversal of 119173112609 is 906211371911.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 119145780625 + 27331984 = 345175^2 + 5228^2 .

It is a cyclic number.

It is not a de Polignac number, because 119173112609 - 2²⁴ = 119156335393 is a prime.

It is not a weakly prime, because it can be changed into another prime (119173114609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59586556304 + 59586556305.

It is an arithmetic number, because the mean of its divisors is an integer number (59586556305).

Almost surely, 2^119173112609 is an apocalyptic number.

It is an amenable number.

119173112609 is a deficient number, since it is larger than the sum of its proper divisors (1).

119173112609 is an equidigital number, since it uses as much as digits as its factorization.

119173112609 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20412, while the sum is 41.

The spelling of 119173112609 in words is "one hundred nineteen billion, one hundred seventy-three million, one hundred twelve thousand, six hundred nine".