3143298431 has 32 divisors (see below), whose sum is σ = 3909978240. Its totient is φ = 2475263232.

The previous prime is 3143298391. The next prime is 3143298443. The reversal of 3143298431 is 1348923413.

It is not a de Polignac number, because 3143298431 - 2²² = 3139104127 is a prime.

It is a super-2 number, since 2×3143298431² = 19760650052654123522, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3143298461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4813301 + ... + 4813953.

It is an arithmetic number, because the mean of its divisors is an integer number (122186820).

Almost surely, 2^3143298431 is an apocalyptic number.

3143298431 is a deficient number, since it is larger than the sum of its proper divisors (766679809).

3143298431 is an equidigital number, since it uses as much as digits as its factorization.

3143298431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1012 (or 986 counting only the distinct ones).

The product of its digits is 62208, while the sum is 38.

The square root of 3143298431 is about 56065.1266920891. The cubic root of 3143298431 is about 1464.8569140423.

The spelling of 3143298431 in words is "three billion, one hundred forty-three million, two hundred ninety-eight thousand, four hundred thirty-one".