13512361 has 2 divisors, whose sum is σ = 13512362. Its totient is φ = 13512360.

The previous prime is 13512313. The next prime is 13512377. The reversal of 13512361 is 16321531.

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., 11861136 + 1651225 = 3444^2 + 1285^2 .

It is a cyclic number.

It is not a de Polignac number, because 13512361 - 2¹⁷ = 13381289 is a prime.

It is not a weakly prime, because it can be changed into another prime (13512061) by changing a digit.

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

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6756180 + 6756181.

It is an arithmetic number, because the mean of its divisors is an integer number (6756181).

Almost surely, 2^13512361 is an apocalyptic number.

It is an amenable number.

13512361 is a deficient number, since it is larger than the sum of its proper divisors (1).

13512361 is an equidigital number, since it uses as much as digits as its factorization.

13512361 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 540, while the sum is 22.

The square root of 13512361 is about 3675.9163483409. The cubic root of 13512361 is about 238.1828091977.

Adding to 13512361 its reverse (16321531), we get a palindrome (29833892).

The spelling of 13512361 in words is "thirteen million, five hundred twelve thousand, three hundred sixty-one".