3198127613 has 8 divisors (see below), whose sum is σ = 3209544000. Its totient is φ = 3186731680.

The previous prime is 3198127573. The next prime is 3198127619. The reversal of 3198127613 is 3167218913.

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 3198127613 - 2⁸ = 3198127357 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3198127619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 350888 + ... + 359886.

It is an arithmetic number, because the mean of its divisors is an integer number (401193000).

Almost surely, 2^3198127613 is an apocalyptic number.

It is an amenable number.

3198127613 is a deficient number, since it is larger than the sum of its proper divisors (11416387).

3198127613 is an equidigital number, since it uses as much as digits as its factorization.

3198127613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10227.

The product of its digits is 54432, while the sum is 41.

The square root of 3198127613 is about 56551.9903540096. The cubic root of 3198127613 is about 1473.3251295187.

The spelling of 3198127613 in words is "three billion, one hundred ninety-eight million, one hundred twenty-seven thousand, six hundred thirteen".