3161043673 has 2 divisors, whose sum is σ = 3161043674. Its totient is φ = 3161043672.

The previous prime is 3161043647. The next prime is 3161043689. The reversal of 3161043673 is 3763401613.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2515223104 + 645820569 = 50152^2 + 25413^2 .

It is a cyclic number.

It is not a de Polignac number, because 3161043673 - 2²⁵ = 3127489241 is a prime.

It is a super-2 number, since 2×3161043673² = 19984394205226661858, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3161043073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1580521836 + 1580521837.

It is an arithmetic number, because the mean of its divisors is an integer number (1580521837).

Almost surely, 2^3161043673 is an apocalyptic number.

It is an amenable number.

3161043673 is a deficient number, since it is larger than the sum of its proper divisors (1).

3161043673 is an equidigital number, since it uses as much as digits as its factorization.

3161043673 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27216, while the sum is 34.

The square root of 3161043673 is about 56223.1595785936. The cubic root of 3161043673 is about 1467.6083207474.

The spelling of 3161043673 in words is "three billion, one hundred sixty-one million, forty-three thousand, six hundred seventy-three".