52277143 has 2 divisors, whose sum is σ = 52277144. Its totient is φ = 52277142.

The previous prime is 52277123. The next prime is 52277161. The reversal of 52277143 is 34177225.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52277143 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52277123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26138571 + 26138572.

It is an arithmetic number, because the mean of its divisors is an integer number (26138572).

Almost surely, 2^52277143 is an apocalyptic number.

52277143 is a deficient number, since it is larger than the sum of its proper divisors (1).

52277143 is an equidigital number, since it uses as much as digits as its factorization.

52277143 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11760, while the sum is 31.

The square root of 52277143 is about 7230.2934241979. The cubic root of 52277143 is about 373.9130432590.

The spelling of 52277143 in words is "fifty-two million, two hundred seventy-seven thousand, one hundred forty-three".