550187459 has 2 divisors, whose sum is σ = 550187460. Its totient is φ = 550187458.

The previous prime is 550187423. The next prime is 550187461. The reversal of 550187459 is 954781055.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-550187459 is a prime.

Together with 550187461, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (550187359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275093729 + 275093730.

It is an arithmetic number, because the mean of its divisors is an integer number (275093730).

Almost surely, 2^550187459 is an apocalyptic number.

550187459 is a deficient number, since it is larger than the sum of its proper divisors (1).

550187459 is an equidigital number, since it uses as much as digits as its factorization.

550187459 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 252000, while the sum is 44.

The square root of 550187459 is about 23456.0750979357. The cubic root of 550187459 is about 819.4143443581.

The spelling of 550187459 in words is "five hundred fifty million, one hundred eighty-seven thousand, four hundred fifty-nine".