162604213 has 2 divisors, whose sum is σ = 162604214. Its totient is φ = 162604212.

The previous prime is 162604193. The next prime is 162604217. The reversal of 162604213 is 312406261.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 154803364 + 7800849 = 12442^2 + 2793^2 .

It is a cyclic number.

It is not a de Polignac number, because 162604213 - 2¹⁷ = 162473141 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (162604217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81302106 + 81302107.

It is an arithmetic number, because the mean of its divisors is an integer number (81302107).

Almost surely, 2^162604213 is an apocalyptic number.

It is an amenable number.

162604213 is a deficient number, since it is larger than the sum of its proper divisors (1).

162604213 is an equidigital number, since it uses as much as digits as its factorization.

162604213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 162604213 is about 12751.6356989996. The cubic root of 162604213 is about 545.8130702706.

The spelling of 162604213 in words is "one hundred sixty-two million, six hundred four thousand, two hundred thirteen".