553642127 has 2 divisors, whose sum is σ = 553642128. Its totient is φ = 553642126.

The previous prime is 553642097. The next prime is 553642129. The reversal of 553642127 is 721246355.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 553642127 - 2¹⁰ = 553641103 is a prime.

Together with 553642129, it forms a pair of twin primes.

It is a Chen prime.

It is equal to p_29026691 and since 553642127 and 29026691 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (553642129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 276821063 + 276821064.

It is an arithmetic number, because the mean of its divisors is an integer number (276821064).

Almost surely, 2^553642127 is an apocalyptic number.

553642127 is a deficient number, since it is larger than the sum of its proper divisors (1).

553642127 is an equidigital number, since it uses as much as digits as its factorization.

553642127 is an evil number, because the sum of its binary digits is even.

The product of its digits is 50400, while the sum is 35.

The square root of 553642127 is about 23529.6010803413. The cubic root of 553642127 is about 821.1258217260.

The spelling of 553642127 in words is "five hundred fifty-three million, six hundred forty-two thousand, one hundred twenty-seven".