163383937 has 2 divisors, whose sum is σ = 163383938. Its totient is φ = 163383936.

The previous prime is 163383901. The next prime is 163383959. The reversal of 163383937 is 739383361.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 105760656 + 57623281 = 10284^2 + 7591^2 .

It is a cyclic number.

It is not a de Polignac number, because 163383937 - 2¹⁵ = 163351169 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 163383893 and 163383902.

It is not a weakly prime, because it can be changed into another prime (163383137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81691968 + 81691969.

It is an arithmetic number, because the mean of its divisors is an integer number (81691969).

Almost surely, 2^163383937 is an apocalyptic number.

It is an amenable number.

163383937 is a deficient number, since it is larger than the sum of its proper divisors (1).

163383937 is an equidigital number, since it uses as much as digits as its factorization.

163383937 is an evil number, because the sum of its binary digits is even.

The product of its digits is 244944, while the sum is 43.

The square root of 163383937 is about 12782.1726244015. The cubic root of 163383937 is about 546.6841118681.

The spelling of 163383937 in words is "one hundred sixty-three million, three hundred eighty-three thousand, nine hundred thirty-seven".