550140523 has 2 divisors, whose sum is σ = 550140524. Its totient is φ = 550140522.

The previous prime is 550140491. The next prime is 550140533. The reversal of 550140523 is 325041055.

550140523 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 550140523 - 2⁵ = 550140491 is a prime.

It is not a weakly prime, because it can be changed into another prime (550140533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275070261 + 275070262.

It is an arithmetic number, because the mean of its divisors is an integer number (275070262).

Almost surely, 2^550140523 is an apocalyptic number.

550140523 is a deficient number, since it is larger than the sum of its proper divisors (1).

550140523 is an equidigital number, since it uses as much as digits as its factorization.

550140523 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3000, while the sum is 25.

The square root of 550140523 is about 23455.0745682038. The cubic root of 550140523 is about 819.3910425273.

Adding to 550140523 its reverse (325041055), we get a palindrome (875181578).

The spelling of 550140523 in words is "five hundred fifty million, one hundred forty thousand, five hundred twenty-three".