3513281125 has 16 divisors (see below), whose sum is σ = 4535771760. Its totient is φ = 2713704000.

The previous prime is 3513281117. The next prime is 3513281129. The reversal of 3513281125 is 5211823153.

It can be written as a sum of positive squares in 8 ways, for example, as 2303424036 + 1209857089 = 47994^2 + 34783^2 .

It is not a de Polignac number, because 3513281125 - 2³ = 3513281117 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3513281129) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 480966 + ... + 488215.

It is an arithmetic number, because the mean of its divisors is an integer number (283485735).

Almost surely, 2^3513281125 is an apocalyptic number.

It is an amenable number.

3513281125 is a deficient number, since it is larger than the sum of its proper divisors (1022490635).

3513281125 is an equidigital number, since it uses as much as digits as its factorization.

3513281125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 969225 (or 969215 counting only the distinct ones).

The product of its digits is 7200, while the sum is 31.

The square root of 3513281125 is about 59272.9375431993. The cubic root of 3513281125 is about 1520.2125056364.

The spelling of 3513281125 in words is "three billion, five hundred thirteen million, two hundred eighty-one thousand, one hundred twenty-five".