551135125 has 8 divisors (see below), whose sum is σ = 687816792. Its totient is φ = 440908000.

The previous prime is 551135119. The next prime is 551135197. The reversal of 551135125 is 521531155.

551135125 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 100040004 + 451095121 = 10002^2 + 21239^2 .

It is not a de Polignac number, because 551135125 - 2⁹ = 551134613 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 551135093 and 551135102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2204416 + ... + 2204665.

It is an arithmetic number, because the mean of its divisors is an integer number (85977099).

Almost surely, 2^551135125 is an apocalyptic number.

It is an amenable number.

551135125 is a deficient number, since it is larger than the sum of its proper divisors (136681667).

551135125 is an equidigital number, since it uses as much as digits as its factorization.

551135125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4409096 (or 4409086 counting only the distinct ones).

The product of its digits is 3750, while the sum is 28.

The square root of 551135125 is about 23476.2672714382. The cubic root of 551135125 is about 819.8845390674.

The spelling of 551135125 in words is "five hundred fifty-one million, one hundred thirty-five thousand, one hundred twenty-five".