555516341 has 2 divisors, whose sum is σ = 555516342. Its totient is φ = 555516340.

The previous prime is 555516337. The next prime is 555516343. The reversal of 555516341 is 143615555.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 371371441 + 184144900 = 19271^2 + 13570^2 .

It is a cyclic number.

It is not a de Polignac number, because 555516341 - 2² = 555516337 is a prime.

It is a Sophie Germain prime.

Together with 555516343, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (555516343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 277758170 + 277758171.

It is an arithmetic number, because the mean of its divisors is an integer number (277758171).

Almost surely, 2^555516341 is an apocalyptic number.

It is an amenable number.

555516341 is a deficient number, since it is larger than the sum of its proper divisors (1).

555516341 is an equidigital number, since it uses as much as digits as its factorization.

555516341 is an evil number, because the sum of its binary digits is even.

The product of its digits is 45000, while the sum is 35.

The square root of 555516341 is about 23569.3941585269. The cubic root of 555516341 is about 822.0513487063.

The spelling of 555516341 in words is "five hundred fifty-five million, five hundred sixteen thousand, three hundred forty-one".