163860707 has 2 divisors, whose sum is σ = 163860708. Its totient is φ = 163860706.

The previous prime is 163860677. The next prime is 163860709. The reversal of 163860707 is 707068361.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 163860707 - 2¹⁶ = 163795171 is a prime.

Together with 163860709, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (163860709) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81930353 + 81930354.

It is an arithmetic number, because the mean of its divisors is an integer number (81930354).

Almost surely, 2^163860707 is an apocalyptic number.

163860707 is a deficient number, since it is larger than the sum of its proper divisors (1).

163860707 is an equidigital number, since it uses as much as digits as its factorization.

163860707 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 42336, while the sum is 38.

The square root of 163860707 is about 12800.8088416318. The cubic root of 163860707 is about 547.2153543560.

The spelling of 163860707 in words is "one hundred sixty-three million, eight hundred sixty thousand, seven hundred seven".