163485723 has 8 divisors (see below), whose sum is σ = 225012736. Its totient is φ = 105474600.

The previous prime is 163485713. The next prime is 163485743. The reversal of 163485723 is 327584361.

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

It is not a de Polignac number, because 163485723 - 2⁶ = 163485659 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (163485713) 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, 878863 + ... + 879048.

It is an arithmetic number, because the mean of its divisors is an integer number (28126592).

Almost surely, 2^163485723 is an apocalyptic number.

163485723 is a deficient number, since it is larger than the sum of its proper divisors (61527013).

163485723 is a wasteful number, since it uses less digits than its factorization.

163485723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1757945.

The product of its digits is 120960, while the sum is 39.

The square root of 163485723 is about 12786.1535654786. The cubic root of 163485723 is about 546.7976139228.

The spelling of 163485723 in words is "one hundred sixty-three million, four hundred eighty-five thousand, seven hundred twenty-three".