551236134 has 16 divisors (see below), whose sum is σ = 1111154688. Its totient is φ = 182298312.

The previous prime is 551236099. The next prime is 551236157. The reversal of 551236134 is 431632155.

It is a super-2 number, since 2×551236134² = 607722550854531912, which contains 22 as substring.

It is a congruent 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, 360942 + ... + 362465.

It is an arithmetic number, because the mean of its divisors is an integer number (69447168).

Almost surely, 2^551236134 is an apocalyptic number.

551236134 is an abundant number, since it is smaller than the sum of its proper divisors (559918554).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

551236134 is a wasteful number, since it uses less digits than its factorization.

551236134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 723539.

The product of its digits is 10800, while the sum is 30.

The square root of 551236134 is about 23478.4184731425. The cubic root of 551236134 is about 819.9346239769.

Adding to 551236134 its reverse (431632155), we get a palindrome (982868289).

The spelling of 551236134 in words is "five hundred fifty-one million, two hundred thirty-six thousand, one hundred thirty-four".