864119233 has 2 divisors, whose sum is σ = 864119234. Its totient is φ = 864119232.

The previous prime is 864119209. The next prime is 864119273. The reversal of 864119233 is 332911468.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 628404624 + 235714609 = 25068^2 + 15353^2 .

It is a cyclic number.

It is not a de Polignac number, because 864119233 - 2¹³ = 864111041 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 864119192 and 864119201.

It is not a weakly prime, because it can be changed into another prime (864119273) 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, 432059616 + 432059617.

It is an arithmetic number, because the mean of its divisors is an integer number (432059617).

Almost surely, 2^864119233 is an apocalyptic number.

It is an amenable number.

864119233 is a deficient number, since it is larger than the sum of its proper divisors (1).

864119233 is an equidigital number, since it uses as much as digits as its factorization.

864119233 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 31104, while the sum is 37.

The square root of 864119233 is about 29395.9050379470. The cubic root of 864119233 is about 952.4844418022.

The spelling of 864119233 in words is "eight hundred sixty-four million, one hundred nineteen thousand, two hundred thirty-three".