551354147 has 2 divisors, whose sum is σ = 551354148. Its totient is φ = 551354146.

The previous prime is 551354129. The next prime is 551354197. The reversal of 551354147 is 741453155.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 551354147 - 2¹⁰ = 551353123 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (551354197) 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, 275677073 + 275677074.

It is an arithmetic number, because the mean of its divisors is an integer number (275677074).

Almost surely, 2^551354147 is an apocalyptic number.

551354147 is a deficient number, since it is larger than the sum of its proper divisors (1).

551354147 is an equidigital number, since it uses as much as digits as its factorization.

551354147 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 42000, while the sum is 35.

The square root of 551354147 is about 23480.9315615884. The cubic root of 551354147 is about 819.9931325025.

The spelling of 551354147 in words is "five hundred fifty-one million, three hundred fifty-four thousand, one hundred forty-seven".