378925163 has 2 divisors, whose sum is σ = 378925164. Its totient is φ = 378925162.

The previous prime is 378925153. The next prime is 378925181. The reversal of 378925163 is 361529873.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 378925163 - 2²⁸ = 110489707 is a prime.

It is not a weakly prime, because it can be changed into another prime (378925153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 189462581 + 189462582.

It is an arithmetic number, because the mean of its divisors is an integer number (189462582).

Almost surely, 2^378925163 is an apocalyptic number.

378925163 is a deficient number, since it is larger than the sum of its proper divisors (1).

378925163 is an equidigital number, since it uses as much as digits as its factorization.

378925163 is an evil number, because the sum of its binary digits is even.

The product of its digits is 272160, while the sum is 44.

The square root of 378925163 is about 19466.0001798007. Note that the first 3 decimals coincide. The cubic root of 378925163 is about 723.6320860719.

The spelling of 378925163 in words is "three hundred seventy-eight million, nine hundred twenty-five thousand, one hundred sixty-three".