164058945 has 16 divisors (see below), whose sum is σ = 271546560. Its totient is φ = 84480704.

The previous prime is 164058929. The next prime is 164058949. The reversal of 164058945 is 549850461.

164058945 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 164058945 - 2⁴ = 164058929 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 164058897 and 164058906.

It is not an unprimeable number, because it can be changed into a prime (164058949) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 188139 + ... + 189008.

It is an arithmetic number, because the mean of its divisors is an integer number (16971660).

Almost surely, 2^164058945 is an apocalyptic number.

164058945 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

164058945 is a deficient number, since it is larger than the sum of its proper divisors (107487615).

164058945 is a wasteful number, since it uses less digits than its factorization.

164058945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 377184.

The product of its (nonzero) digits is 172800, while the sum is 42.

The square root of 164058945 is about 12808.5496837074. The cubic root of 164058945 is about 547.4359383773.

The spelling of 164058945 in words is "one hundred sixty-four million, fifty-eight thousand, nine hundred forty-five".