379128263 has 2 divisors, whose sum is σ = 379128264. Its totient is φ = 379128262.

The previous prime is 379128259. The next prime is 379128287. The reversal of 379128263 is 362821973.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 379128263 - 2² = 379128259 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 379128263.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (379128863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 189564131 + 189564132.

It is an arithmetic number, because the mean of its divisors is an integer number (189564132).

Almost surely, 2^379128263 is an apocalyptic number.

379128263 is a deficient number, since it is larger than the sum of its proper divisors (1).

379128263 is an equidigital number, since it uses as much as digits as its factorization.

379128263 is an evil number, because the sum of its binary digits is even.

The product of its digits is 108864, while the sum is 41.

The square root of 379128263 is about 19471.2162691497. The cubic root of 379128263 is about 723.7613494382.

The spelling of 379128263 in words is "three hundred seventy-nine million, one hundred twenty-eight thousand, two hundred sixty-three".