3125331285 has 16 divisors (see below), whose sum is σ = 5002616256. Its totient is φ = 1666147968.

The previous prime is 3125331271. The next prime is 3125331347. The reversal of 3125331285 is 5821335213.

It is not a de Polignac number, because 3125331285 - 2²⁴ = 3108554069 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5224 + ... + 79233.

It is an arithmetic number, because the mean of its divisors is an integer number (312663516).

Almost surely, 2^3125331285 is an apocalyptic number.

It is an amenable number.

3125331285 is a deficient number, since it is larger than the sum of its proper divisors (1877284971).

3125331285 is a wasteful number, since it uses less digits than its factorization.

3125331285 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86932.

The product of its digits is 21600, while the sum is 33.

The square root of 3125331285 is about 55904.6624620881. The cubic root of 3125331285 is about 1462.0605303858.

Adding to 3125331285 its reverse (5821335213), we get a palindrome (8946666498).

The spelling of 3125331285 in words is "three billion, one hundred twenty-five million, three hundred thirty-one thousand, two hundred eighty-five".