3125513043 has 12 divisors (see below), whose sum is σ = 4515861168. Its totient is φ = 2083107120.

The previous prime is 3125513021. The next prime is 3125513051. The reversal of 3125513043 is 3403155213.

It is not a de Polignac number, because 3125513043 - 2²⁰ = 3124464467 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3125512998 and 3125513016.

It is not an unprimeable number, because it can be changed into a prime (3125513003) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 11055 + ... + 79832.

It is an arithmetic number, because the mean of its divisors is an integer number (376321764).

Almost surely, 2^3125513043 is an apocalyptic number.

3125513043 is a deficient number, since it is larger than the sum of its proper divisors (1390348125).

3125513043 is a wasteful number, since it uses less digits than its factorization.

3125513043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94714 (or 94711 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

The square root of 3125513043 is about 55906.2880452637. The cubic root of 3125513043 is about 1462.0888725595.

Adding to 3125513043 its reverse (3403155213), we get a palindrome (6528668256).

The spelling of 3125513043 in words is "three billion, one hundred twenty-five million, five hundred thirteen thousand, forty-three".