163398707 has 2 divisors, whose sum is σ = 163398708. Its totient is φ = 163398706.

The previous prime is 163398691. The next prime is 163398721. The reversal of 163398707 is 707893361.

163398707 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 163398707 - 2⁴ = 163398691 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (163398797) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81699353 + 81699354.

It is an arithmetic number, because the mean of its divisors is an integer number (81699354).

Almost surely, 2^163398707 is an apocalyptic number.

163398707 is a deficient number, since it is larger than the sum of its proper divisors (1).

163398707 is an equidigital number, since it uses as much as digits as its factorization.

163398707 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 190512, while the sum is 44.

The square root of 163398707 is about 12782.7503691498. The cubic root of 163398707 is about 546.7005848890.

The spelling of 163398707 in words is "one hundred sixty-three million, three hundred ninety-eight thousand, seven hundred seven".