852450553 has 2 divisors, whose sum is σ = 852450554. Its totient is φ = 852450552.

The previous prime is 852450481. The next prime is 852450559. The reversal of 852450553 is 355054258.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 837060624 + 15389929 = 28932^2 + 3923^2 .

It is a cyclic number.

It is not a de Polignac number, because 852450553 - 2¹³ = 852442361 is a prime.

It is not a weakly prime, because it can be changed into another prime (852450559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 426225276 + 426225277.

It is an arithmetic number, because the mean of its divisors is an integer number (426225277).

Almost surely, 2^852450553 is an apocalyptic number.

It is an amenable number.

852450553 is a deficient number, since it is larger than the sum of its proper divisors (1).

852450553 is an equidigital number, since it uses as much as digits as its factorization.

852450553 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 120000, while the sum is 37.

The square root of 852450553 is about 29196.7558643079. The cubic root of 852450553 is about 948.1776896505.

The spelling of 852450553 in words is "eight hundred fifty-two million, four hundred fifty thousand, five hundred fifty-three".