15149413 has 2 divisors, whose sum is σ = 15149414. Its totient is φ = 15149412.

The previous prime is 15149399. The next prime is 15149419. The reversal of 15149413 is 31494151.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13890529 + 1258884 = 3727^2 + 1122^2 .

It is a cyclic number.

It is not a de Polignac number, because 15149413 - 2²¹ = 13052261 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (15149419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7574706 + 7574707.

It is an arithmetic number, because the mean of its divisors is an integer number (7574707).

Almost surely, 2^15149413 is an apocalyptic number.

It is an amenable number.

15149413 is a deficient number, since it is larger than the sum of its proper divisors (1).

15149413 is an equidigital number, since it uses as much as digits as its factorization.

15149413 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2160, while the sum is 28.

The square root of 15149413 is about 3892.2246851897. The cubic root of 15149413 is about 247.4373572035.

The spelling of 15149413 in words is "fifteen million, one hundred forty-nine thousand, four hundred thirteen".