551417147 has 2 divisors, whose sum is σ = 551417148. Its totient is φ = 551417146.

The previous prime is 551417123. The next prime is 551417171. The reversal of 551417147 is 741714155.

It is a balanced prime because it is at equal distance from previous prime (551417123) and next prime (551417171).

It is a cyclic number.

It is not a de Polignac number, because 551417147 - 2²⁰ = 550368571 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (551417747) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275708573 + 275708574.

It is an arithmetic number, because the mean of its divisors is an integer number (275708574).

Almost surely, 2^551417147 is an apocalyptic number.

551417147 is a deficient number, since it is larger than the sum of its proper divisors (1).

551417147 is an equidigital number, since it uses as much as digits as its factorization.

551417147 is an evil number, because the sum of its binary digits is even.

The product of its digits is 19600, while the sum is 35.

The square root of 551417147 is about 23482.2730373361. The cubic root of 551417147 is about 820.0243632460.

The spelling of 551417147 in words is "five hundred fifty-one million, four hundred seventeen thousand, one hundred forty-seven".