52277591 has 2 divisors, whose sum is σ = 52277592. Its totient is φ = 52277590.

The previous prime is 52277587. The next prime is 52277593. The reversal of 52277591 is 19577225.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 52277591 - 2² = 52277587 is a prime.

Together with 52277593, 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 (52277593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26138795 + 26138796.

It is an arithmetic number, because the mean of its divisors is an integer number (26138796).

Almost surely, 2^52277591 is an apocalyptic number.

52277591 is a deficient number, since it is larger than the sum of its proper divisors (1).

52277591 is an equidigital number, since it uses as much as digits as its factorization.

52277591 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 44100, while the sum is 38.

The square root of 52277591 is about 7230.3244048936. The cubic root of 52277591 is about 373.9141113648.

The spelling of 52277591 in words is "fifty-two million, two hundred seventy-seven thousand, five hundred ninety-one".