13251002 has 4 divisors (see below), whose sum is σ = 19876506. Its totient is φ = 6625500.

The previous prime is 13251001. The next prime is 13251019. The reversal of 13251002 is 20015231.

It is a happy number.

13251002 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in only one way, i.e., 6651241 + 6599761 = 2579^2 + 2569^2 .

It is not an unprimeable number, because it can be changed into a prime (13251001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3312749 + ... + 3312752.

Almost surely, 2^13251002 is an apocalyptic number.

13251002 is a deficient number, since it is larger than the sum of its proper divisors (6625504).

13251002 is an equidigital number, since it uses as much as digits as its factorization.

13251002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6625503.

The product of its (nonzero) digits is 60, while the sum is 14.

The square root of 13251002 is about 3640.1925773233. The cubic root of 13251002 is about 236.6371392993.

Adding to 13251002 its reverse (20015231), we get a palindrome (33266233).

The spelling of 13251002 in words is "thirteen million, two hundred fifty-one thousand, two".