13119511 has 2 divisors, whose sum is σ = 13119512. Its totient is φ = 13119510.

The previous prime is 13119503. The next prime is 13119521. The reversal of 13119511 is 11591131.

It is a weak prime.

It is an emirp because it is prime and its reverse (11591131) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13119511 - 2³ = 13119503 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13119521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6559755 + 6559756.

It is an arithmetic number, because the mean of its divisors is an integer number (6559756).

Almost surely, 2^13119511 is an apocalyptic number.

13119511 is a deficient number, since it is larger than the sum of its proper divisors (1).

13119511 is an equidigital number, since it uses as much as digits as its factorization.

13119511 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 135, while the sum is 22.

The square root of 13119511 is about 3622.0865533557. The cubic root of 13119511 is about 235.8518113549.

The spelling of 13119511 in words is "thirteen million, one hundred nineteen thousand, five hundred eleven".