1142731792431 has 24 divisors (see below), whose sum is σ = 1737545322240. Its totient is φ = 721701090000.

The previous prime is 1142731792399. The next prime is 1142731792439. The reversal of 1142731792431 is 1342971372411.

1142731792431 is a `hidden beast` number, since 1 + 1 + 42 + 7 + 3 + 179 + 2 + 431 = 666.

It is not a de Polignac number, because 1142731792431 - 2⁵ = 1142731792399 is a prime.

It is a super-2 number, since 2×1142731792431² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1142731792439) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5943556 + ... + 6132806.

It is an arithmetic number, because the mean of its divisors is an integer number (72397721760).

Almost surely, 2^{1142731792431} is an apocalyptic number.

1142731792431 is a deficient number, since it is larger than the sum of its proper divisors (594813529809).

1142731792431 is a wasteful number, since it uses less digits than its factorization.

1142731792431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224587 (or 224584 counting only the distinct ones).

The product of its digits is 254016, while the sum is 45.

The spelling of 1142731792431 in words is "one trillion, one hundred forty-two billion, seven hundred thirty-one million, seven hundred ninety-two thousand, four hundred thirty-one".