164353723 has 8 divisors (see below), whose sum is σ = 170741120. Its totient is φ = 158034240.

The previous prime is 164353681. The next prime is 164353727. The reversal of 164353723 is 327353461.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-164353723 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (164353727) 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, 12018 + ... + 21751.

It is an arithmetic number, because the mean of its divisors is an integer number (21342640).

Almost surely, 2^164353723 is an apocalyptic number.

164353723 is a deficient number, since it is larger than the sum of its proper divisors (6387397).

164353723 is a wasteful number, since it uses less digits than its factorization.

164353723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33957.

The product of its digits is 45360, while the sum is 34.

The square root of 164353723 is about 12820.0515989601. The cubic root of 164353723 is about 547.7636163699.

The spelling of 164353723 in words is "one hundred sixty-four million, three hundred fifty-three thousand, seven hundred twenty-three".