53122277 has 12 divisors (see below), whose sum is σ = 58477284. Its totient is φ = 48222720.

The previous prime is 53122261. The next prime is 53122327. The reversal of 53122277 is 77222135.

53122277 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 18241441 + 34880836 = 4271^2 + 5906^2 .

It is not a de Polignac number, because 53122277 - 2⁴ = 53122261 is a prime.

It is a Smith number, since the sum of its digits (29) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53122217) 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 in 11 ways as a sum of consecutive naturals, for example, 7733 + ... + 12885.

It is an arithmetic number, because the mean of its divisors is an integer number (4873107).

Almost surely, 2^53122277 is an apocalyptic number.

It is an amenable number.

53122277 is a deficient number, since it is larger than the sum of its proper divisors (5355007).

53122277 is a wasteful number, since it uses less digits than its factorization.

53122277 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5240 (or 5227 counting only the distinct ones).

The product of its digits is 5880, while the sum is 29.

The square root of 53122277 is about 7288.5030699040. The cubic root of 53122277 is about 375.9172261017.

The spelling of 53122277 in words is "fifty-three million, one hundred twenty-two thousand, two hundred seventy-seven".