13145119 has 4 divisors (see below), whose sum is σ = 14156296. Its totient is φ = 12133944.

The previous prime is 13145117. The next prime is 13145123. The reversal of 13145119 is 91154131.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 13145119 - 2¹ = 13145117 is a prime.

It is a super-2 number, since 2×13145119² = 345588307048322, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13145093 and 13145102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13145117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 505569 + ... + 505594.

It is an arithmetic number, because the mean of its divisors is an integer number (3539074).

Almost surely, 2^13145119 is an apocalyptic number.

13145119 is a deficient number, since it is larger than the sum of its proper divisors (1011177).

13145119 is a wasteful number, since it uses less digits than its factorization.

13145119 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1011176.

The product of its digits is 540, while the sum is 25.

The square root of 13145119 is about 3625.6198090809. The cubic root of 13145119 is about 236.0051648300.

The spelling of 13145119 in words is "thirteen million, one hundred forty-five thousand, one hundred nineteen".