853264019 has 2 divisors, whose sum is σ = 853264020. Its totient is φ = 853264018.

The previous prime is 853264003. The next prime is 853264021. The reversal of 853264019 is 910462358.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 853264019 - 2⁴ = 853264003 is a prime.

It is a super-2 number, since 2×853264019² = 1456118972240064722, which contains 22 as substring.

Together with 853264021, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (853264039) 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, 426632009 + 426632010.

It is an arithmetic number, because the mean of its divisors is an integer number (426632010).

Almost surely, 2^853264019 is an apocalyptic number.

853264019 is a deficient number, since it is larger than the sum of its proper divisors (1).

853264019 is an equidigital number, since it uses as much as digits as its factorization.

853264019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 51840, while the sum is 38.

The square root of 853264019 is about 29210.6833025179. The cubic root of 853264019 is about 948.4791988678.

The spelling of 853264019 in words is "eight hundred fifty-three million, two hundred sixty-four thousand, nineteen".