379518131 has 2 divisors, whose sum is σ = 379518132. Its totient is φ = 379518130.

The previous prime is 379518121. The next prime is 379518163. The reversal of 379518131 is 131815973.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 379518131 - 2¹⁰ = 379517107 is a prime.

It is a super-2 number, since 2×379518131² = 288068023515466322, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (379518121) 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, 189759065 + 189759066.

It is an arithmetic number, because the mean of its divisors is an integer number (189759066).

Almost surely, 2^379518131 is an apocalyptic number.

379518131 is a deficient number, since it is larger than the sum of its proper divisors (1).

379518131 is an equidigital number, since it uses as much as digits as its factorization.

379518131 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 22680, while the sum is 38.

The square root of 379518131 is about 19481.2250898140. The cubic root of 379518131 is about 724.0093523359.

The spelling of 379518131 in words is "three hundred seventy-nine million, five hundred eighteen thousand, one hundred thirty-one".