3198899653 has 2 divisors, whose sum is σ = 3198899654. Its totient is φ = 3198899652.

The previous prime is 3198899651. The next prime is 3198899773. The reversal of 3198899653 is 3569988913.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3058311204 + 140588449 = 55302^2 + 11857^2 .

It is an emirp because it is prime and its reverse (3569988913) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3198899653 - 2¹ = 3198899651 is a prime.

Together with 3198899651, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 3198899591 and 3198899600.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3198899651) by changing a digit.

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, 1599449826 + 1599449827.

It is an arithmetic number, because the mean of its divisors is an integer number (1599449827).

Almost surely, 2^3198899653 is an apocalyptic number.

It is an amenable number.

3198899653 is a deficient number, since it is larger than the sum of its proper divisors (1).

3198899653 is an equidigital number, since it uses as much as digits as its factorization.

3198899653 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12597120, while the sum is 61.

The square root of 3198899653 is about 56558.8158733897. The cubic root of 3198899653 is about 1473.4436753840.

The spelling of 3198899653 in words is "three billion, one hundred ninety-eight million, eight hundred ninety-nine thousand, six hundred fifty-three".