551335023 has 12 divisors (see below), whose sum is σ = 803421840. Its totient is φ = 364303296.

The previous prime is 551335013. The next prime is 551335049. The reversal of 551335023 is 320533155.

It is not a de Polignac number, because 551335023 - 2¹⁰ = 551333999 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (551335013) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 270043 + ... + 272076.

It is an arithmetic number, because the mean of its divisors is an integer number (66951820).

Almost surely, 2^551335023 is an apocalyptic number.

551335023 is a deficient number, since it is larger than the sum of its proper divisors (252086817).

551335023 is a wasteful number, since it uses less digits than its factorization.

551335023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 542238 (or 542235 counting only the distinct ones).

The product of its (nonzero) digits is 6750, while the sum is 27.

The square root of 551335023 is about 23480.5243340092. The cubic root of 551335023 is about 819.9836517661.

Adding to 551335023 its reverse (320533155), we get a palindrome (871868178).

The spelling of 551335023 in words is "five hundred fifty-one million, three hundred thirty-five thousand, twenty-three".