15231104214713 has 2 divisors, whose sum is σ = 15231104214714. Its totient is φ = 15231104214712.

The previous prime is 15231104214709. The next prime is 15231104214719. The reversal of 15231104214713 is 31741240113251.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12714337724089 + 2516766490624 = 3565717^2 + 1586432^2 .

It is a cyclic number.

It is not a de Polignac number, because 15231104214713 - 2² = 15231104214709 is a prime.

It is a super-3 number, since 3×15231104214713³ (a number of 41 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (15231104214719) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7615552107356 + 7615552107357.

It is an arithmetic number, because the mean of its divisors is an integer number (7615552107357).

Almost surely, 2^{15231104214713} is an apocalyptic number.

It is an amenable number.

15231104214713 is a deficient number, since it is larger than the sum of its proper divisors (1).

15231104214713 is an equidigital number, since it uses as much as digits as its factorization.

15231104214713 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20160, while the sum is 35.

Adding to 15231104214713 its reverse (31741240113251), we get a palindrome (46972344327964).

The spelling of 15231104214713 in words is "fifteen trillion, two hundred thirty-one billion, one hundred four million, two hundred fourteen thousand, seven hundred thirteen".