3157478314 has 8 divisors (see below), whose sum is σ = 4806907488. Its totient is φ = 1555175820.

The previous prime is 3157478293. The next prime is 3157478329. The reversal of 3157478314 is 4138747513.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11781502 + ... + 11781769.

It is an arithmetic number, because the mean of its divisors is an integer number (600863436).

Almost surely, 2^3157478314 is an apocalyptic number.

3157478314 is a deficient number, since it is larger than the sum of its proper divisors (1649429174).

3157478314 is a wasteful number, since it uses less digits than its factorization.

3157478314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23563340.

The product of its digits is 282240, while the sum is 43.

The square root of 3157478314 is about 56191.4434233541. The cubic root of 3157478314 is about 1467.0563385980.

The spelling of 3157478314 in words is "three billion, one hundred fifty-seven million, four hundred seventy-eight thousand, three hundred fourteen".