379191013 has 2 divisors, whose sum is σ = 379191014. Its totient is φ = 379191012.

The previous prime is 379190983. The next prime is 379191017. The reversal of 379191013 is 310191973.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 346220449 + 32970564 = 18607^2 + 5742^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-379191013 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 379191013.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (379191017) 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, 189595506 + 189595507.

It is an arithmetic number, because the mean of its divisors is an integer number (189595507).

Almost surely, 2^379191013 is an apocalyptic number.

It is an amenable number.

379191013 is a deficient number, since it is larger than the sum of its proper divisors (1).

379191013 is an equidigital number, since it uses as much as digits as its factorization.

379191013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5103, while the sum is 34.

The square root of 379191013 is about 19472.8275553398. The cubic root of 379191013 is about 723.8012774553.

The spelling of 379191013 in words is "three hundred seventy-nine million, one hundred ninety-one thousand, thirteen".