164355013 has 2 divisors, whose sum is σ = 164355014. Its totient is φ = 164355012.

The previous prime is 164355007. The next prime is 164355029. The reversal of 164355013 is 310553461.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 164275489 + 79524 = 12817^2 + 282^2 .

It is a cyclic number.

It is not a de Polignac number, because 164355013 - 2⁹ = 164354501 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (164355043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82177506 + 82177507.

It is an arithmetic number, because the mean of its divisors is an integer number (82177507).

Almost surely, 2^164355013 is an apocalyptic number.

It is an amenable number.

164355013 is a deficient number, since it is larger than the sum of its proper divisors (1).

164355013 is an equidigital number, since it uses as much as digits as its factorization.

164355013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5400, while the sum is 28.

The square root of 164355013 is about 12820.1019106714. The cubic root of 164355013 is about 547.7650494846.

The spelling of 164355013 in words is "one hundred sixty-four million, three hundred fifty-five thousand, thirteen".