3157481873 has 32 divisors (see below), whose sum is σ = 4073701632. Its totient is φ = 2380492800.

The previous prime is 3157481869. The next prime is 3157481879. The reversal of 3157481873 is 3781847513.

3157481873 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 3157481873 - 2² = 3157481869 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3157481879) 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, 150593 + ... + 170273.

It is an arithmetic number, because the mean of its divisors is an integer number (127303176).

Almost surely, 2^3157481873 is an apocalyptic number.

It is an amenable number.

3157481873 is a deficient number, since it is larger than the sum of its proper divisors (916219759).

3157481873 is a wasteful number, since it uses less digits than its factorization.

3157481873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19785.

The product of its digits is 564480, while the sum is 47.

The square root of 3157481873 is about 56191.4750918678. The cubic root of 3157481873 is about 1467.0568898028.

The spelling of 3157481873 in words is "three billion, one hundred fifty-seven million, four hundred eighty-one thousand, eight hundred seventy-three".