3125034725613 has 4 divisors (see below), whose sum is σ = 4166712967488. Its totient is φ = 2083356483740.

The previous prime is 3125034725599. The next prime is 3125034725627. The reversal of 3125034725613 is 3165274305213.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (3125034725599) and next prime (3125034725627).

It is a cyclic number.

It is not a de Polignac number, because 3125034725613 - 2⁹ = 3125034725101 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3125034727613) 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, 520839120933 + ... + 520839120938.

It is an arithmetic number, because the mean of its divisors is an integer number (1041678241872).

Almost surely, 2^{3125034725613} is an apocalyptic number.

It is an amenable number.

3125034725613 is a deficient number, since it is larger than the sum of its proper divisors (1041678241875).

3125034725613 is a wasteful number, since it uses less digits than its factorization.

3125034725613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1041678241874.

The product of its (nonzero) digits is 453600, while the sum is 42.

The spelling of 3125034725613 in words is "three trillion, one hundred twenty-five billion, thirty-four million, seven hundred twenty-five thousand, six hundred thirteen".