1613225132 has 12 divisors (see below), whose sum is σ = 2989211400. Its totient is φ = 759164736.

The previous prime is 1613225113. The next prime is 1613225143. The reversal of 1613225132 is 2315223161.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11861882 + ... + 11862017.

It is an arithmetic number, because the mean of its divisors is an integer number (249100950).

Almost surely, 2^1613225132 is an apocalyptic number.

It is an amenable number.

1613225132 is a deficient number, since it is larger than the sum of its proper divisors (1375986268).

1613225132 is a wasteful number, since it uses less digits than its factorization.

1613225132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23723920 (or 23723918 counting only the distinct ones).

The product of its digits is 2160, while the sum is 26.

The square root of 1613225132 is about 40164.9739449685. The cubic root of 1613225132 is about 1172.8208003470.

Adding to 1613225132 its reverse (2315223161), we get a palindrome (3928448293).

The spelling of 1613225132 in words is "one billion, six hundred thirteen million, two hundred twenty-five thousand, one hundred thirty-two".