164214613 has 2 divisors, whose sum is σ = 164214614. Its totient is φ = 164214612.

The previous prime is 164214593. The next prime is 164214643. The reversal of 164214613 is 316412461.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 164019249 + 195364 = 12807^2 + 442^2 .

It is a cyclic number.

It is not a de Polignac number, because 164214613 - 2⁵ = 164214581 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (164214643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82107306 + 82107307.

It is an arithmetic number, because the mean of its divisors is an integer number (82107307).

Almost surely, 2^164214613 is an apocalyptic number.

It is an amenable number.

164214613 is a deficient number, since it is larger than the sum of its proper divisors (1).

164214613 is an equidigital number, since it uses as much as digits as its factorization.

164214613 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3456, while the sum is 28.

The square root of 164214613 is about 12814.6249652497. The cubic root of 164214613 is about 547.6090292515.

The spelling of 164214613 in words is "one hundred sixty-four million, two hundred fourteen thousand, six hundred thirteen".