3129747083 has 8 divisors (see below), whose sum is σ = 3215446608. Its totient is φ = 3044106144.

The previous prime is 3129747079. The next prime is 3129747121. The reversal of 3129747083 is 3807479213.

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 3129747083 - 2² = 3129747079 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3129744083) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 107360 + ... + 133362.

It is an arithmetic number, because the mean of its divisors is an integer number (401930826).

Almost surely, 2^3129747083 is an apocalyptic number.

3129747083 is a deficient number, since it is larger than the sum of its proper divisors (85699525).

3129747083 is a wasteful number, since it uses less digits than its factorization.

3129747083 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29293.

The product of its (nonzero) digits is 254016, while the sum is 44.

The square root of 3129747083 is about 55944.1425262735. The cubic root of 3129747083 is about 1462.7487908305.

The spelling of 3129747083 in words is "three billion, one hundred twenty-nine million, seven hundred forty-seven thousand, eighty-three".