378897367 has 2 divisors, whose sum is σ = 378897368. Its totient is φ = 378897366.

The previous prime is 378897341. The next prime is 378897391. The reversal of 378897367 is 763798873.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 378897367 - 2¹⁵ = 378864599 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 (378897307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 189448683 + 189448684.

It is an arithmetic number, because the mean of its divisors is an integer number (189448684).

Almost surely, 2^378897367 is an apocalyptic number.

378897367 is a deficient number, since it is larger than the sum of its proper divisors (1).

378897367 is an equidigital number, since it uses as much as digits as its factorization.

378897367 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10668672, while the sum is 58.

The square root of 378897367 is about 19465.2862039067. The cubic root of 378897367 is about 723.6143916639.

The spelling of 378897367 in words is "three hundred seventy-eight million, eight hundred ninety-seven thousand, three hundred sixty-seven".