551140301 has 2 divisors, whose sum is σ = 551140302. Its totient is φ = 551140300.

The previous prime is 551140259. The next prime is 551140313. The reversal of 551140301 is 103041155.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 535922500 + 15217801 = 23150^2 + 3901^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-551140301 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (551140361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275570150 + 275570151.

It is an arithmetic number, because the mean of its divisors is an integer number (275570151).

Almost surely, 2^551140301 is an apocalyptic number.

It is an amenable number.

551140301 is a deficient number, since it is larger than the sum of its proper divisors (1).

551140301 is an equidigital number, since it uses as much as digits as its factorization.

551140301 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 300, while the sum is 20.

The square root of 551140301 is about 23476.3775101697. The cubic root of 551140301 is about 819.8871057151.

Adding to 551140301 its reverse (103041155), we get a palindrome (654181456).

The spelling of 551140301 in words is "five hundred fifty-one million, one hundred forty thousand, three hundred one".