3125305533 has 32 divisors (see below), whose sum is σ = 4795084800. Its totient is φ = 1773668736.

The previous prime is 3125305531. The next prime is 3125305543. The reversal of 3125305533 is 3355035213.

It is not a de Polignac number, because 3125305533 - 2¹ = 3125305531 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 3125305533.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3125305531) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2423953 + ... + 2425241.

It is an arithmetic number, because the mean of its divisors is an integer number (149846400).

Almost surely, 2^3125305533 is an apocalyptic number.

It is an amenable number.

3125305533 is a deficient number, since it is larger than the sum of its proper divisors (1669779267).

3125305533 is a wasteful number, since it uses less digits than its factorization.

3125305533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2001.

The product of its (nonzero) digits is 20250, while the sum is 30.

The square root of 3125305533 is about 55904.4321409314. The cubic root of 3125305533 is about 1462.0565146956.

The spelling of 3125305533 in words is "three billion, one hundred twenty-five million, three hundred five thousand, five hundred thirty-three".