3193457813 has 32 divisors (see below), whose sum is σ = 4215456000. Its totient is φ = 2348476416.

The previous prime is 3193457801. The next prime is 3193457821. The reversal of 3193457813 is 3187543913.

3193457813 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3193457813 - 2⁴ = 3193457797 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3193457833) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 74213 + ... + 109061.

It is an arithmetic number, because the mean of its divisors is an integer number (131733000).

Almost surely, 2^3193457813 is an apocalyptic number.

It is an amenable number.

3193457813 is a deficient number, since it is larger than the sum of its proper divisors (1021998187).

3193457813 is a wasteful number, since it uses less digits than its factorization.

3193457813 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34941.

The product of its digits is 272160, while the sum is 44.

The square root of 3193457813 is about 56510.6875997806. The cubic root of 3193457813 is about 1472.6076800237.

The spelling of 3193457813 in words is "three billion, one hundred ninety-three million, four hundred fifty-seven thousand, eight hundred thirteen".