3113125402 has 8 divisors (see below), whose sum is σ = 4670460000. Its totient is φ = 1556305404.

The previous prime is 3113125397. The next prime is 3113125409. The reversal of 3113125402 is 2045213113.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (3113125409) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 113152 + ... + 137947.

It is an arithmetic number, because the mean of its divisors is an integer number (583807500).

Almost surely, 2^3113125402 is an apocalyptic number.

3113125402 is a deficient number, since it is larger than the sum of its proper divisors (1557334598).

3113125402 is a wasteful number, since it uses less digits than its factorization.

3113125402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257300.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 3113125402 is about 55795.3887162730. The cubic root of 3113125402 is about 1460.1547033792.

Adding to 3113125402 its reverse (2045213113), we get a palindrome (5158338515).

The spelling of 3113125402 in words is "three billion, one hundred thirteen million, one hundred twenty-five thousand, four hundred two".