858867413 has 2 divisors, whose sum is σ = 858867414. Its totient is φ = 858867412.

The previous prime is 858867409. The next prime is 858867419. The reversal of 858867413 is 314768858.

858867413 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 747311569 + 111555844 = 27337^2 + 10562^2 .

It is a cyclic number.

It is not a de Polignac number, because 858867413 - 2² = 858867409 is a prime.

It is a super-2 number, since 2×858867413² = 1475306466226625138, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (858867419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 429433706 + 429433707.

It is an arithmetic number, because the mean of its divisors is an integer number (429433707).

Almost surely, 2^858867413 is an apocalyptic number.

It is an amenable number.

858867413 is a deficient number, since it is larger than the sum of its proper divisors (1).

858867413 is an equidigital number, since it uses as much as digits as its factorization.

858867413 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1290240, while the sum is 50.

The square root of 858867413 is about 29306.4397871867. The cubic root of 858867413 is about 950.5508948846.

The spelling of 858867413 in words is "eight hundred fifty-eight million, eight hundred sixty-seven thousand, four hundred thirteen".