551123234 has 16 divisors (see below), whose sum is σ = 872203200. Its totient is φ = 260455824.

The previous prime is 551123219. The next prime is 551123249. The reversal of 551123234 is 432321155.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (551123219) and next prime (551123249).

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 164 + ... + 33200.

It is an arithmetic number, because the mean of its divisors is an integer number (54512700).

Almost surely, 2^551123234 is an apocalyptic number.

551123234 is a deficient number, since it is larger than the sum of its proper divisors (321079966).

551123234 is a wasteful number, since it uses less digits than its factorization.

551123234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33497.

The product of its digits is 3600, while the sum is 26.

The square root of 551123234 is about 23476.0140143083. The cubic root of 551123234 is about 819.8786425599.

Adding to 551123234 its reverse (432321155), we get a palindrome (983444389).

The spelling of 551123234 in words is "five hundred fifty-one million, one hundred twenty-three thousand, two hundred thirty-four".