163383923 has 8 divisors (see below), whose sum is σ = 175080528. Its totient is φ = 151919104.

The previous prime is 163383901. The next prime is 163383937. The reversal of 163383923 is 329383361.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 163383923 - 2⁶ = 163383859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (163383523) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56486 + ... + 59307.

It is an arithmetic number, because the mean of its divisors is an integer number (21885066).

Almost surely, 2^163383923 is an apocalyptic number.

163383923 is a deficient number, since it is larger than the sum of its proper divisors (11696605).

163383923 is a wasteful number, since it uses less digits than its factorization.

163383923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115893.

The product of its digits is 69984, while the sum is 38.

The square root of 163383923 is about 12782.1720767638. The cubic root of 163383923 is about 546.6840962534.

The spelling of 163383923 in words is "one hundred sixty-three million, three hundred eighty-three thousand, nine hundred twenty-three".