13412324257 has 4 divisors (see below), whose sum is σ = 14118236080. Its totient is φ = 12706412436.

The previous prime is 13412324221. The next prime is 13412324293. The reversal of 13412324257 is 75242321431.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (13412324221) and next prime (13412324293).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13412324257 is a prime.

It is a super-3 number, since 3×13412324257³ (a number of 31 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13412324357) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 352955883 + ... + 352955920.

It is an arithmetic number, because the mean of its divisors is an integer number (3529559020).

Almost surely, 2^13412324257 is an apocalyptic number.

It is an amenable number.

13412324257 is a deficient number, since it is larger than the sum of its proper divisors (705911823).

13412324257 is an equidigital number, since it uses as much as digits as its factorization.

13412324257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 705911822.

The product of its digits is 40320, while the sum is 34.

Adding to 13412324257 its reverse (75242321431), we get a palindrome (88654645688).

The spelling of 13412324257 in words is "thirteen billion, four hundred twelve million, three hundred twenty-four thousand, two hundred fifty-seven".