3198795377 has 2 divisors, whose sum is σ = 3198795378. Its totient is φ = 3198795376.

The previous prime is 3198795319. The next prime is 3198795427. The reversal of 3198795377 is 7735978913.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2780347441 + 418447936 = 52729^2 + 20456^2 .

It is a cyclic number.

It is not a de Polignac number, because 3198795377 - 2²⁶ = 3131686513 is a prime.

It is not a weakly prime, because it can be changed into another prime (3198795307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1599397688 + 1599397689.

It is an arithmetic number, because the mean of its divisors is an integer number (1599397689).

Almost surely, 2^3198795377 is an apocalyptic number.

It is an amenable number.

3198795377 is a deficient number, since it is larger than the sum of its proper divisors (1).

3198795377 is an equidigital number, since it uses as much as digits as its factorization.

3198795377 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10001880, while the sum is 59.

The square root of 3198795377 is about 56557.8940290390. The cubic root of 3198795377 is about 1473.4276650369.

The spelling of 3198795377 in words is "three billion, one hundred ninety-eight million, seven hundred ninety-five thousand, three hundred seventy-seven".