13019113 has 2 divisors, whose sum is σ = 13019114. Its totient is φ = 13019112.

The previous prime is 13019087. The next prime is 13019137. The reversal of 13019113 is 31191031.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8340544 + 4678569 = 2888^2 + 2163^2 .

It is a cyclic number.

It is not a de Polignac number, because 13019113 - 2²¹ = 10921961 is a prime.

It is a plaindrome in base 15.

It is not a weakly prime, because it can be changed into another prime (13019143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6509556 + 6509557.

It is an arithmetic number, because the mean of its divisors is an integer number (6509557).

Almost surely, 2^13019113 is an apocalyptic number.

It is an amenable number.

13019113 is a deficient number, since it is larger than the sum of its proper divisors (1).

13019113 is an equidigital number, since it uses as much as digits as its factorization.

13019113 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 81, while the sum is 19.

The square root of 13019113 is about 3608.2007981818. The cubic root of 13019113 is about 235.2486458318.

The spelling of 13019113 in words is "thirteen million, nineteen thousand, one hundred thirteen".