119987369 has 2 divisors, whose sum is σ = 119987370. Its totient is φ = 119987368.

The previous prime is 119987359. The next prime is 119987431. The reversal of 119987369 is 963789911.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 109830400 + 10156969 = 10480^2 + 3187^2 .

It is a cyclic number.

It is not a de Polignac number, because 119987369 - 2²⁴ = 103210153 is a prime.

It is a super-2 number, since 2×119987369² = 28793937439084322, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 119987369.

It is not a weakly prime, because it can be changed into another prime (119987359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59993684 + 59993685.

It is an arithmetic number, because the mean of its divisors is an integer number (59993685).

Almost surely, 2^119987369 is an apocalyptic number.

It is an amenable number.

119987369 is a deficient number, since it is larger than the sum of its proper divisors (1).

119987369 is an equidigital number, since it uses as much as digits as its factorization.

119987369 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 734832, while the sum is 53.

The square root of 119987369 is about 10953.8746112962. The cubic root of 119987369 is about 493.2251083007.

The spelling of 119987369 in words is "one hundred nineteen million, nine hundred eighty-seven thousand, three hundred sixty-nine".