3193681941 has 6 divisors (see below), whose sum is σ = 4613096150. Its totient is φ = 2129121288.

The previous prime is 3193681903. The next prime is 3193681961. The reversal of 3193681941 is 1491863913.

It can be written as a sum of positive squares in only one way, i.e., 2648646225 + 545035716 = 51465^2 + 23346^2 .

It is not a de Polignac number, because 3193681941 - 2⁶ = 3193681877 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3193681961) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 177426766 + ... + 177426783.

Almost surely, 2^3193681941 is an apocalyptic number.

It is an amenable number.

3193681941 is a deficient number, since it is larger than the sum of its proper divisors (1419414209).

3193681941 is a wasteful number, since it uses less digits than its factorization.

3193681941 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 354853555 (or 354853552 counting only the distinct ones).

The product of its digits is 139968, while the sum is 45.

The square root of 3193681941 is about 56512.6706234982. The cubic root of 3193681941 is about 1472.6421301310.

The spelling of 3193681941 in words is "three billion, one hundred ninety-three million, six hundred eighty-one thousand, nine hundred forty-one".