164523151 has 8 divisors (see below), whose sum is σ = 177302384. Its totient is φ = 151761600.

The previous prime is 164523143. The next prime is 164523157. The reversal of 164523151 is 151325461.

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 164523151 - 2³ = 164523143 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164523157) 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, 19900 + ... + 26926.

It is an arithmetic number, because the mean of its divisors is an integer number (22162798).

Almost surely, 2^164523151 is an apocalyptic number.

164523151 is a deficient number, since it is larger than the sum of its proper divisors (12779233).

164523151 is a wasteful number, since it uses less digits than its factorization.

164523151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8841.

The product of its digits is 3600, while the sum is 28.

The square root of 164523151 is about 12826.6578265735. The cubic root of 164523151 is about 547.9517768406.

The spelling of 164523151 in words is "one hundred sixty-four million, five hundred twenty-three thousand, one hundred fifty-one".