163422053 has 2 divisors, whose sum is σ = 163422054. Its totient is φ = 163422052.

The previous prime is 163422043. The next prime is 163422101. The reversal of 163422053 is 350224361.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 145974724 + 17447329 = 12082^2 + 4177^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-163422053 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (163422043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81711026 + 81711027.

It is an arithmetic number, because the mean of its divisors is an integer number (81711027).

Almost surely, 2^163422053 is an apocalyptic number.

It is an amenable number.

163422053 is a deficient number, since it is larger than the sum of its proper divisors (1).

163422053 is an equidigital number, since it uses as much as digits as its factorization.

163422053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 163422053 is about 12783.6635202903. The cubic root of 163422053 is about 546.7266207214.

The spelling of 163422053 in words is "one hundred sixty-three million, four hundred twenty-two thousand, fifty-three".