3120129752 has 8 divisors (see below), whose sum is σ = 5850243300. Its totient is φ = 1560064872.

The previous prime is 3120129721. The next prime is 3120129773. The reversal of 3120129752 is 2579210213.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 195008102 + ... + 195008117.

Almost surely, 2^3120129752 is an apocalyptic number.

It is an amenable number.

3120129752 is a deficient number, since it is larger than the sum of its proper divisors (2730113548).

3120129752 is a wasteful number, since it uses less digits than its factorization.

3120129752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 390016225 (or 390016221 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 32.

The square root of 3120129752 is about 55858.1216297147. The cubic root of 3120129752 is about 1461.2489706587.

Adding to 3120129752 its reverse (2579210213), we get a palindrome (5699339965).

The spelling of 3120129752 in words is "three billion, one hundred twenty million, one hundred twenty-nine thousand, seven hundred fifty-two".