3493297931 has 2 divisors, whose sum is σ = 3493297932. Its totient is φ = 3493297930.

The previous prime is 3493297897. The next prime is 3493297963. The reversal of 3493297931 is 1397923943.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3493297931 is a prime.

It is a super-2 number, since 2×3493297931² = 24406260869457761522, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3493297931.

It is not a weakly prime, because it can be changed into another prime (3493297331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1746648965 + 1746648966.

It is an arithmetic number, because the mean of its divisors is an integer number (1746648966).

Almost surely, 2^3493297931 is an apocalyptic number.

3493297931 is a deficient number, since it is larger than the sum of its proper divisors (1).

3493297931 is an equidigital number, since it uses as much as digits as its factorization.

3493297931 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1102248, while the sum is 50.

The square root of 3493297931 is about 59104.1278676879. The cubic root of 3493297931 is about 1517.3247510421.

The spelling of 3493297931 in words is "three billion, four hundred ninety-three million, two hundred ninety-seven thousand, nine hundred thirty-one".