164004045 has 8 divisors (see below), whose sum is σ = 262406496. Its totient is φ = 87468816.

The previous prime is 164004041. The next prime is 164004073. The reversal of 164004045 is 540400461.

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

It is not a de Polignac number, because 164004045 - 2² = 164004041 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164004041) 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, 5466787 + ... + 5466816.

It is an arithmetic number, because the mean of its divisors is an integer number (32800812).

Almost surely, 2^164004045 is an apocalyptic number.

164004045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

164004045 is a deficient number, since it is larger than the sum of its proper divisors (98402451).

164004045 is a wasteful number, since it uses less digits than its factorization.

164004045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10933611.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 164004045 is about 12806.4064046086. The cubic root of 164004045 is about 547.3748676728.

The spelling of 164004045 in words is "one hundred sixty-four million, four thousand, forty-five".