551466137 has 2 divisors, whose sum is σ = 551466138. Its totient is φ = 551466136.

The previous prime is 551466119. The next prime is 551466151. The reversal of 551466137 is 731664155.

551466137 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 458131216 + 93334921 = 21404^2 + 9661^2 .

It is a cyclic number.

It is not a de Polignac number, because 551466137 - 2⁸ = 551465881 is a prime.

It is a super-2 number, since 2×551466137² = 608229800515405538, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 551466137.

It is not a weakly prime, because it can be changed into another prime (551466107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275733068 + 275733069.

It is an arithmetic number, because the mean of its divisors is an integer number (275733069).

Almost surely, 2^551466137 is an apocalyptic number.

It is an amenable number.

551466137 is a deficient number, since it is larger than the sum of its proper divisors (1).

551466137 is an equidigital number, since it uses as much as digits as its factorization.

551466137 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 75600, while the sum is 38.

The square root of 551466137 is about 23483.3161414652. The cubic root of 551466137 is about 820.0486472230.

The spelling of 551466137 in words is "five hundred fifty-one million, four hundred sixty-six thousand, one hundred thirty-seven".