6983531 has 2 divisors, whose sum is σ = 6983532. Its totient is φ = 6983530.

The previous prime is 6983497. The next prime is 6983567. The reversal of 6983531 is 1353896.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6983531 - 2¹⁸ = 6721387 is a prime.

It is a super-2 number, since 2×6983531² = 97539410455922, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 6983491 and 6983500.

It is not a weakly prime, because it can be changed into another prime (6983231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3491765 + 3491766.

It is an arithmetic number, because the mean of its divisors is an integer number (3491766).

Almost surely, 2^6983531 is an apocalyptic number.

6983531 is a deficient number, since it is larger than the sum of its proper divisors (1).

6983531 is an equidigital number, since it uses as much as digits as its factorization.

6983531 is an evil number, because the sum of its binary digits is even.

The product of its digits is 19440, while the sum is 35.

The square root of 6983531 is about 2642.6371298383. The cubic root of 6983531 is about 191.1429811216.

The spelling of 6983531 in words is "six million, nine hundred eighty-three thousand, five hundred thirty-one".