853622827 has 2 divisors, whose sum is σ = 853622828. Its totient is φ = 853622826.

The previous prime is 853622779. The next prime is 853622839. The reversal of 853622827 is 728226358.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 853622827 - 2²³ = 845234219 is a prime.

It is not a weakly prime, because it can be changed into another prime (853622857) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 426811413 + 426811414.

It is an arithmetic number, because the mean of its divisors is an integer number (426811414).

Almost surely, 2^853622827 is an apocalyptic number.

853622827 is a deficient number, since it is larger than the sum of its proper divisors (1).

853622827 is an equidigital number, since it uses as much as digits as its factorization.

853622827 is an evil number, because the sum of its binary digits is even.

The product of its digits is 322560, while the sum is 43.

The square root of 853622827 is about 29216.8243825369. The cubic root of 853622827 is about 948.6121292874.

The spelling of 853622827 in words is "eight hundred fifty-three million, six hundred twenty-two thousand, eight hundred twenty-seven".