163068901 has 2 divisors, whose sum is σ = 163068902. Its totient is φ = 163068900.

The previous prime is 163068859. The next prime is 163068907. The reversal of 163068901 is 109860361.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 155500900 + 7568001 = 12470^2 + 2751^2 .

It is a cyclic number.

It is not a de Polignac number, because 163068901 - 2²¹ = 160971749 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (163068907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81534450 + 81534451.

It is an arithmetic number, because the mean of its divisors is an integer number (81534451).

Almost surely, 2^163068901 is an apocalyptic number.

It is an amenable number.

163068901 is a deficient number, since it is larger than the sum of its proper divisors (1).

163068901 is an equidigital number, since it uses as much as digits as its factorization.

163068901 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 34.

The square root of 163068901 is about 12769.8434211231. The cubic root of 163068901 is about 546.3325146991.

The spelling of 163068901 in words is "one hundred sixty-three million, sixty-eight thousand, nine hundred one".