13540133502311 has 16 divisors (see below), whose sum is σ = 14680270725120. Its totient is φ = 12414278966880.

The previous prime is 13540133502299. The next prime is 13540133502347. The reversal of 13540133502311 is 11320533104531.

It is a cyclic number.

It is not a de Polignac number, because 13540133502311 - 2³⁴ = 13522953633127 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13540133501311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2501135 + ... + 5773728.

It is an arithmetic number, because the mean of its divisors is an integer number (917516920320).

Almost surely, 2^{13540133502311} is an apocalyptic number.

13540133502311 is a deficient number, since it is larger than the sum of its proper divisors (1140137222809).

13540133502311 is a wasteful number, since it uses less digits than its factorization.

13540133502311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8275726.

The product of its (nonzero) digits is 16200, while the sum is 32.

Adding to 13540133502311 its reverse (11320533104531), we get a palindrome (24860666606842).

The spelling of 13540133502311 in words is "thirteen trillion, five hundred forty billion, one hundred thirty-three million, five hundred two thousand, three hundred eleven".