3115173623 has 2 divisors, whose sum is σ = 3115173624. Its totient is φ = 3115173622.

The previous prime is 3115173617. The next prime is 3115173631. The reversal of 3115173623 is 3263715113.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3115173623 - 2¹⁴ = 3115157239 is a prime.

It is a super-2 number, since 2×3115173623² = 19408613402869892258, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3115173623.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3115173223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1557586811 + 1557586812.

It is an arithmetic number, because the mean of its divisors is an integer number (1557586812).

Almost surely, 2^3115173623 is an apocalyptic number.

3115173623 is a deficient number, since it is larger than the sum of its proper divisors (1).

3115173623 is an equidigital number, since it uses as much as digits as its factorization.

3115173623 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11340, while the sum is 32.

The square root of 3115173623 is about 55813.7404498211. The cubic root of 3115173623 is about 1460.4748600797.

Adding to 3115173623 its reverse (3263715113), we get a palindrome (6378888736).

The spelling of 3115173623 in words is "three billion, one hundred fifteen million, one hundred seventy-three thousand, six hundred twenty-three".