3157623377 has 2 divisors, whose sum is σ = 3157623378. Its totient is φ = 3157623376.

The previous prime is 3157623361. The next prime is 3157623383. The reversal of 3157623377 is 7733267513.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3027640576 + 129982801 = 55024^2 + 11401^2 .

It is a cyclic number.

It is not a de Polignac number, because 3157623377 - 2⁴ = 3157623361 is a prime.

It is not a weakly prime, because it can be changed into another prime (3157623397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1578811688 + 1578811689.

It is an arithmetic number, because the mean of its divisors is an integer number (1578811689).

Almost surely, 2^3157623377 is an apocalyptic number.

It is an amenable number.

3157623377 is a deficient number, since it is larger than the sum of its proper divisors (1).

3157623377 is an equidigital number, since it uses as much as digits as its factorization.

3157623377 is an evil number, because the sum of its binary digits is even.

The product of its digits is 555660, while the sum is 44.

The square root of 3157623377 is about 56192.7342011403. The cubic root of 3157623377 is about 1467.0788050848.

The spelling of 3157623377 in words is "three billion, one hundred fifty-seven million, six hundred twenty-three thousand, three hundred seventy-seven".