379498109 has 2 divisors, whose sum is σ = 379498110. Its totient is φ = 379498108.

The previous prime is 379498099. The next prime is 379498127. The reversal of 379498109 is 901894973.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 379392484 + 105625 = 19478^2 + 325^2 .

It is a cyclic number.

It is not a de Polignac number, because 379498109 - 2¹² = 379494013 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (379498129) 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, 189749054 + 189749055.

It is an arithmetic number, because the mean of its divisors is an integer number (189749055).

Almost surely, 2^379498109 is an apocalyptic number.

It is an amenable number.

379498109 is a deficient number, since it is larger than the sum of its proper divisors (1).

379498109 is an equidigital number, since it uses as much as digits as its factorization.

379498109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 489888, while the sum is 50.

The square root of 379498109 is about 19480.7112036496. The cubic root of 379498109 is about 723.9966200762.

The spelling of 379498109 in words is "three hundred seventy-nine million, four hundred ninety-eight thousand, one hundred nine".