164020413 has 8 divisors (see below), whose sum is σ = 222400800. Its totient is φ = 107493488.

The previous prime is 164020397. The next prime is 164020421. The reversal of 164020413 is 314020461.

164020413 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 164020413 - 2⁴ = 164020397 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 164020413.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164020313) 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, 463158 + ... + 463511.

It is an arithmetic number, because the mean of its divisors is an integer number (27800100).

Almost surely, 2^164020413 is an apocalyptic number.

It is an amenable number.

164020413 is a deficient number, since it is larger than the sum of its proper divisors (58380387).

164020413 is an equidigital number, since it uses as much as digits as its factorization.

164020413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 926731.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 164020413 is about 12807.0454438172. The cubic root of 164020413 is about 547.3930768452.

Adding to 164020413 its reverse (314020461), we get a palindrome (478040874).

The spelling of 164020413 in words is "one hundred sixty-four million, twenty thousand, four hundred thirteen".