3194491123 has 4 divisors (see below), whose sum is σ = 3194605008. Its totient is φ = 3194377240.

The previous prime is 3194491121. The next prime is 3194491133. The reversal of 3194491123 is 3211944913.

It is a happy number.

3194491123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 3194491123 - 2¹ = 3194491121 is a prime.

It is a super-2 number, since 2×3194491123² = 20409547069851602258, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3194491121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18090 + ... + 81952.

It is an arithmetic number, because the mean of its divisors is an integer number (798651252).

Almost surely, 2^3194491123 is an apocalyptic number.

3194491123 is a deficient number, since it is larger than the sum of its proper divisors (113885).

3194491123 is an equidigital number, since it uses as much as digits as its factorization.

3194491123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113884.

The product of its digits is 23328, while the sum is 37.

The square root of 3194491123 is about 56519.8294671879. The cubic root of 3194491123 is about 1472.7664938903.

The spelling of 3194491123 in words is "three billion, one hundred ninety-four million, four hundred ninety-one thousand, one hundred twenty-three".