163400324041 has 2 divisors, whose sum is σ = 163400324042. Its totient is φ = 163400324040.

The previous prime is 163400323997. The next prime is 163400324063. The reversal of 163400324041 is 140423004361.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 159517164816 + 3883159225 = 399396^2 + 62315^2 .

It is a cyclic number.

It is not a de Polignac number, because 163400324041 - 2⁷ = 163400323913 is a prime.

It is not a weakly prime, because it can be changed into another prime (163400384041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81700162020 + 81700162021.

It is an arithmetic number, because the mean of its divisors is an integer number (81700162021).

Almost surely, 2^163400324041 is an apocalyptic number.

It is an amenable number.

163400324041 is a deficient number, since it is larger than the sum of its proper divisors (1).

163400324041 is an equidigital number, since it uses as much as digits as its factorization.

163400324041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6912, while the sum is 28.

The spelling of 163400324041 in words is "one hundred sixty-three billion, four hundred million, three hundred twenty-four thousand, forty-one".