3129614993 has 8 divisors (see below), whose sum is σ = 3292595880. Its totient is φ = 2970760320.

The previous prime is 3129614947. The next prime is 3129615007. The reversal of 3129614993 is 3994169213.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 253223569 + 2876391424 = 15913^2 + 53632^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3129614993 - 2⁸ = 3129614737 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3129614093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1029998 + ... + 1033031.

It is an arithmetic number, because the mean of its divisors is an integer number (411574485).

Almost surely, 2^3129614993 is an apocalyptic number.

It is an amenable number.

3129614993 is a deficient number, since it is larger than the sum of its proper divisors (162980887).

3129614993 is a wasteful number, since it uses less digits than its factorization.

3129614993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2063107.

The product of its digits is 314928, while the sum is 47.

The square root of 3129614993 is about 55942.9619612691. The cubic root of 3129614993 is about 1462.7282122554.

The spelling of 3129614993 in words is "three billion, one hundred twenty-nine million, six hundred fourteen thousand, nine hundred ninety-three".