550215151 has 2 divisors, whose sum is σ = 550215152. Its totient is φ = 550215150.

The previous prime is 550215103. The next prime is 550215157. The reversal of 550215151 is 151512055.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 550215151 - 2⁷ = 550215023 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (550215157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275107575 + 275107576.

It is an arithmetic number, because the mean of its divisors is an integer number (275107576).

Almost surely, 2^550215151 is an apocalyptic number.

550215151 is a deficient number, since it is larger than the sum of its proper divisors (1).

550215151 is an equidigital number, since it uses as much as digits as its factorization.

550215151 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1250, while the sum is 25.

The square root of 550215151 is about 23456.6653853441. The cubic root of 550215151 is about 819.4280916976.

The spelling of 550215151 in words is "five hundred fifty million, two hundred fifteen thousand, one hundred fifty-one".