53812277 has 2 divisors, whose sum is σ = 53812278. Its totient is φ = 53812276.

The previous prime is 53812273. The next prime is 53812279. The reversal of 53812277 is 77221835.

53812277 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 37442161 + 16370116 = 6119^2 + 4046^2 .

It is a cyclic number.

It is not a de Polignac number, because 53812277 - 2² = 53812273 is a prime.

It is a super-2 number, since 2×53812277² = 5791522311849458, which contains 22 as substring.

Together with 53812279, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53812273) 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, 26906138 + 26906139.

It is an arithmetic number, because the mean of its divisors is an integer number (26906139).

Almost surely, 2^53812277 is an apocalyptic number.

It is an amenable number.

53812277 is a deficient number, since it is larger than the sum of its proper divisors (1).

53812277 is an equidigital number, since it uses as much as digits as its factorization.

53812277 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 23520, while the sum is 35.

The square root of 53812277 is about 7335.6851759055. The cubic root of 53812277 is about 377.5378135593.

The spelling of 53812277 in words is "fifty-three million, eight hundred twelve thousand, two hundred seventy-seven".