131403021011291 has 16 divisors (see below), whose sum is σ = 135878728442880. Its totient is φ = 127004069659680.

The previous prime is 131403021011261. The next prime is 131403021011293. The reversal of 131403021011291 is 192110120304131.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 131403021011291 - 2¹⁰ = 131403021010267 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (131403021011293) 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, 668630 + ... + 16225076.

It is an arithmetic number, because the mean of its divisors is an integer number (8492420527680).

Almost surely, 2^{131403021011291} is an apocalyptic number.

131403021011291 is a deficient number, since it is larger than the sum of its proper divisors (4475707431589).

131403021011291 is a wasteful number, since it uses less digits than its factorization.

131403021011291 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15558914.

The product of its (nonzero) digits is 1296, while the sum is 29.

The spelling of 131403021011291 in words is "one hundred thirty-one trillion, four hundred three billion, twenty-one million, eleven thousand, two hundred ninety-one".