3161434349 has 2 divisors, whose sum is σ = 3161434350. Its totient is φ = 3161434348.

The previous prime is 3161434321. The next prime is 3161434361. The reversal of 3161434349 is 9434341613.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2895516100 + 265918249 = 53810^2 + 16307^2 .

It is a cyclic number.

It is not a de Polignac number, because 3161434349 - 2²⁸ = 2892998893 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3161434319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1580717174 + 1580717175.

It is an arithmetic number, because the mean of its divisors is an integer number (1580717175).

Almost surely, 2^3161434349 is an apocalyptic number.

It is an amenable number.

3161434349 is a deficient number, since it is larger than the sum of its proper divisors (1).

3161434349 is an equidigital number, since it uses as much as digits as its factorization.

3161434349 is an evil number, because the sum of its binary digits is even.

The product of its digits is 93312, while the sum is 38.

The square root of 3161434349 is about 56226.6338046303. The cubic root of 3161434349 is about 1467.6687792318.

The spelling of 3161434349 in words is "three billion, one hundred sixty-one million, four hundred thirty-four thousand, three hundred forty-nine".