1031445445131 has 8 divisors (see below), whose sum is σ = 1528067326160. Its totient is φ = 687630296736.

The previous prime is 1031445445081. The next prime is 1031445445159. The reversal of 1031445445131 is 1315445441301.

1031445445131 is a `hidden beast` number, since 1 + 0 + 31 + 4 + 4 + 544 + 51 + 31 = 666.

It is not a de Polignac number, because 1031445445131 - 2⁶ = 1031445445067 is a prime.

It is a super-2 number, since 2×1031445445131² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1031445445171) 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 7 ways as a sum of consecutive naturals, for example, 19100841550 + ... + 19100841603.

It is an arithmetic number, because the mean of its divisors is an integer number (191008415770).

Almost surely, 2^{1031445445131} is an apocalyptic number.

1031445445131 is a deficient number, since it is larger than the sum of its proper divisors (496621881029).

1031445445131 is an equidigital number, since it uses as much as digits as its factorization.

1031445445131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38201683162 (or 38201683156 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 36.

The spelling of 1031445445131 in words is "one trillion, thirty-one billion, four hundred forty-five million, four hundred forty-five thousand, one hundred thirty-one".