550551151 has 2 divisors, whose sum is σ = 550551152. Its totient is φ = 550551150.

The previous prime is 550551149. The next prime is 550551187. The reversal of 550551151 is 151155055.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 550551151 - 2¹ = 550551149 is a prime.

Together with 550551149, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (550551451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275275575 + 275275576.

It is an arithmetic number, because the mean of its divisors is an integer number (275275576).

Almost surely, 2^550551151 is an apocalyptic number.

550551151 is a deficient number, since it is larger than the sum of its proper divisors (1).

550551151 is an equidigital number, since it uses as much as digits as its factorization.

550551151 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3125, while the sum is 28.

The square root of 550551151 is about 23463.8264356008. The cubic root of 550551151 is about 819.5948578632.

The spelling of 550551151 in words is "five hundred fifty million, five hundred fifty-one thousand, one hundred fifty-one".