551463589 has 2 divisors, whose sum is σ = 551463590. Its totient is φ = 551463588.

The previous prime is 551463587. The next prime is 551463641. The reversal of 551463589 is 985364155.

551463589 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 477072964 + 74390625 = 21842^2 + 8625^2 .

It is a cyclic number.

It is not a de Polignac number, because 551463589 - 2¹ = 551463587 is a prime.

It is a super-2 number, since 2×551463589² = 608224179985521842, which contains 22 as substring.

Together with 551463587, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (551463587) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275731794 + 275731795.

It is an arithmetic number, because the mean of its divisors is an integer number (275731795).

Almost surely, 2^551463589 is an apocalyptic number.

It is an amenable number.

551463589 is a deficient number, since it is larger than the sum of its proper divisors (1).

551463589 is an equidigital number, since it uses as much as digits as its factorization.

551463589 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 648000, while the sum is 46.

The square root of 551463589 is about 23483.2618901208. The cubic root of 551463589 is about 820.0473842339.

The spelling of 551463589 in words is "five hundred fifty-one million, four hundred sixty-three thousand, five hundred eighty-nine".