13099252 has 6 divisors (see below), whose sum is σ = 22923698. Its totient is φ = 6549624.

The previous prime is 13099223. The next prime is 13099253. The reversal of 13099252 is 25299031.

It can be written as a sum of positive squares in only one way, i.e., 7595536 + 5503716 = 2756^2 + 2346^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13099253) 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, 1637403 + ... + 1637410.

Almost surely, 2^13099252 is an apocalyptic number.

It is an amenable number.

13099252 is a deficient number, since it is larger than the sum of its proper divisors (9824446).

13099252 is a wasteful number, since it uses less digits than its factorization.

13099252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3274817 (or 3274815 counting only the distinct ones).

The product of its (nonzero) digits is 4860, while the sum is 31.

The square root of 13099252 is about 3619.2888804294. The cubic root of 13099252 is about 235.7303489162.

It can be divided in two parts, 130992 and 52, that added together give a square (131044 = 362²).

The spelling of 13099252 in words is "thirteen million, ninety-nine thousand, two hundred fifty-two".