164339361 has 10 divisors (see below), whose sum is σ = 245494722. Its totient is φ = 109559520.

The previous prime is 164339359. The next prime is 164339381. The reversal of 164339361 is 163933461.

164339361 is a `hidden beast` number, since 1 + 643 + 3 + 9 + 3 + 6 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 140280336 + 24059025 = 11844^2 + 4905^2 .

It is not a de Polignac number, because 164339361 - 2¹ = 164339359 is a prime.

It is not an unprimeable number, because it can be changed into a prime (164339381) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1014360 + ... + 1014521.

Almost surely, 2^164339361 is an apocalyptic number.

It is an amenable number.

164339361 is a deficient number, since it is larger than the sum of its proper divisors (81155361).

164339361 is an equidigital number, since it uses as much as digits as its factorization.

164339361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2028893 (or 2028884 counting only the distinct ones).

The product of its digits is 34992, while the sum is 36.

The square root of 164339361 is about 12819.4914485716. The cubic root of 164339361 is about 547.7476605196.

The spelling of 164339361 in words is "one hundred sixty-four million, three hundred thirty-nine thousand, three hundred sixty-one".