13242264251 has 4 divisors (see below), whose sum is σ = 13243655112. Its totient is φ = 13240873392.

The previous prime is 13242264247. The next prime is 13242264271. The reversal of 13242264251 is 15246224231.

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

It is a cyclic number.

It is not a de Polignac number, because 13242264251 - 2² = 13242264247 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13242264271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 681050 + ... + 700223.

It is an arithmetic number, because the mean of its divisors is an integer number (3310913778).

Almost surely, 2^13242264251 is an apocalyptic number.

13242264251 is a deficient number, since it is larger than the sum of its proper divisors (1390861).

13242264251 is an equidigital number, since it uses as much as digits as its factorization.

13242264251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1390860.

The product of its digits is 23040, while the sum is 32.

Adding to 13242264251 its reverse (15246224231), we get a palindrome (28488488482).

The spelling of 13242264251 in words is "thirteen billion, two hundred forty-two million, two hundred sixty-four thousand, two hundred fifty-one".