52355549 has 2 divisors, whose sum is σ = 52355550. Its totient is φ = 52355548.

The previous prime is 52355543. The next prime is 52355551. The reversal of 52355549 is 94555325.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 50310649 + 2044900 = 7093^2 + 1430^2 .

It is a cyclic number.

It is not a de Polignac number, because 52355549 - 2⁸ = 52355293 is a prime.

It is a super-2 number, since 2×52355549² = 5482207022182802, which contains 22 as substring.

Together with 52355551, 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 (52355543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26177774 + 26177775.

It is an arithmetic number, because the mean of its divisors is an integer number (26177775).

Almost surely, 2^52355549 is an apocalyptic number.

It is an amenable number.

52355549 is a deficient number, since it is larger than the sum of its proper divisors (1).

52355549 is an equidigital number, since it uses as much as digits as its factorization.

52355549 is an evil number, because the sum of its binary digits is even.

The product of its digits is 135000, while the sum is 38.

The square root of 52355549 is about 7235.7134409815. The cubic root of 52355549 is about 374.0998832423.

The spelling of 52355549 in words is "fifty-two million, three hundred fifty-five thousand, five hundred forty-nine".