3143340531 has 12 divisors (see below), whose sum is σ = 4550729040. Its totient is φ = 2090784240.

The previous prime is 3143340527. The next prime is 3143340547. The reversal of 3143340531 is 1350433413.

3143340531 is a `hidden beast` number, since 314 + 3 + 340 + 5 + 3 + 1 = 666.

It is not a de Polignac number, because 3143340531 - 2² = 3143340527 is a prime.

It is a super-2 number, since 2×3143340531² = 19761179387654723922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3143340495 and 3143340504.

It is not an unprimeable number, because it can be changed into a prime (3143340521) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 393840 + ... + 401741.

It is an arithmetic number, because the mean of its divisors is an integer number (379227420).

Almost surely, 2^3143340531 is an apocalyptic number.

3143340531 is a deficient number, since it is larger than the sum of its proper divisors (1407388509).

3143340531 is a wasteful number, since it uses less digits than its factorization.

3143340531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 796026 (or 796023 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 27.

The square root of 3143340531 is about 56065.5021470423. The cubic root of 3143340531 is about 1464.8634539029.

Adding to 3143340531 its reverse (1350433413), we get a palindrome (4493773944).

The spelling of 3143340531 in words is "three billion, one hundred forty-three million, three hundred forty thousand, five hundred thirty-one".