1331140432131 has 12 divisors (see below), whose sum is σ = 1922770892952. Its totient is φ = 887421189696.

The previous prime is 1331140432129. The next prime is 1331140432147. The reversal of 1331140432131 is 1312340411331.

1331140432131 is a `hidden beast` number, since 1 + 33 + 11 + 404 + 3 + 213 + 1 = 666.

It is not a de Polignac number, because 1331140432131 - 2¹ = 1331140432129 is a prime.

It is a super-2 number, since 2×1331140432131² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1331140432095 and 1331140432104.

It is not an unprimeable number, because it can be changed into a prime (1331140432031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1348300 + ... + 2116646.

It is an arithmetic number, because the mean of its divisors is an integer number (160230907746).

Almost surely, 2^{1331140432131} is an apocalyptic number.

1331140432131 is a deficient number, since it is larger than the sum of its proper divisors (591630460821).

1331140432131 is a wasteful number, since it uses less digits than its factorization.

1331140432131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 960850 (or 960847 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

Adding to 1331140432131 its reverse (1312340411331), we get a palindrome (2643480843462).

The spelling of 1331140432131 in words is "one trillion, three hundred thirty-one billion, one hundred forty million, four hundred thirty-two thousand, one hundred thirty-one".