3125916733 has 4 divisors (see below), whose sum is σ = 3184896348. Its totient is φ = 3066937120.

The previous prime is 3125916671. The next prime is 3125916763. The reversal of 3125916733 is 3376195213.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3376195213 = 31 ⋅108909523.

It can be written as a sum of positive squares in 2 ways, for example, as 2695478724 + 430438009 = 51918^2 + 20747^2 .

It is a cyclic number.

It is not a de Polignac number, because 3125916733 - 2⁹ = 3125916221 is a prime.

It is a super-3 number, since 3×3125916733³ (a number of 29 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3125916763) 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 3 ways as a sum of consecutive naturals, for example, 29489728 + ... + 29489833.

It is an arithmetic number, because the mean of its divisors is an integer number (796224087).

Almost surely, 2^3125916733 is an apocalyptic number.

It is an amenable number.

3125916733 is a deficient number, since it is larger than the sum of its proper divisors (58979615).

3125916733 is an equidigital number, since it uses as much as digits as its factorization.

3125916733 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58979614.

The product of its digits is 102060, while the sum is 40.

The square root of 3125916733 is about 55909.8983454629. The cubic root of 3125916733 is about 1462.1518174520.

The spelling of 3125916733 in words is "three billion, one hundred twenty-five million, nine hundred sixteen thousand, seven hundred thirty-three".