13401113451511 has 16 divisors (see below), whose sum is σ = 13683965286240. Its totient is φ = 13120388910720.

The previous prime is 13401113451487. The next prime is 13401113451521. The reversal of 13401113451511 is 11515431110431.

It is a cyclic number.

It is not a de Polignac number, because 13401113451511 - 2³³ = 13392523516919 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13401113451521) 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 in 15 ways as a sum of consecutive naturals, for example, 17561436 + ... + 18308638.

It is an arithmetic number, because the mean of its divisors is an integer number (855247830390).

Almost surely, 2^{13401113451511} is an apocalyptic number.

13401113451511 is a deficient number, since it is larger than the sum of its proper divisors (282851834729).

13401113451511 is a wasteful number, since it uses less digits than its factorization.

13401113451511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 748626.

The product of its (nonzero) digits is 3600, while the sum is 31.

Adding to 13401113451511 its reverse (11515431110431), we get a palindrome (24916544561942).

The spelling of 13401113451511 in words is "thirteen trillion, four hundred one billion, one hundred thirteen million, four hundred fifty-one thousand, five hundred eleven".