378701867 has 2 divisors, whose sum is σ = 378701868. Its totient is φ = 378701866.

The previous prime is 378701803. The next prime is 378701879. The reversal of 378701867 is 768107873.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 378701867 - 2⁶ = 378701803 is a prime.

It is not a weakly prime, because it can be changed into another prime (378701767) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 189350933 + 189350934.

It is an arithmetic number, because the mean of its divisors is an integer number (189350934).

Almost surely, 2^378701867 is an apocalyptic number.

378701867 is a deficient number, since it is larger than the sum of its proper divisors (1).

378701867 is an equidigital number, since it uses as much as digits as its factorization.

378701867 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 395136, while the sum is 47.

The square root of 378701867 is about 19460.2637957454. The cubic root of 378701867 is about 723.4899156063.

The spelling of 378701867 in words is "three hundred seventy-eight million, seven hundred one thousand, eight hundred sixty-seven".