551126141 has 16 divisors (see below), whose sum is σ = 608139840. Its totient is φ = 497508480.

The previous prime is 551126099. The next prime is 551126159. The reversal of 551126141 is 141621155.

It is a cyclic number.

It is not a de Polignac number, because 551126141 - 2¹⁰ = 551125117 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 551126141.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (551126441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25271 + ... + 41723.

It is an arithmetic number, because the mean of its divisors is an integer number (38008740).

Almost surely, 2^551126141 is an apocalyptic number.

It is an amenable number.

551126141 is a deficient number, since it is larger than the sum of its proper divisors (57013699).

551126141 is a wasteful number, since it uses less digits than its factorization.

551126141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16556.

The product of its digits is 1200, while the sum is 26.

The square root of 551126141 is about 23476.0759284852. The cubic root of 551126141 is about 819.8800840905.

Adding to 551126141 its reverse (141621155), we get a palindrome (692747296).

The spelling of 551126141 in words is "five hundred fifty-one million, one hundred twenty-six thousand, one hundred forty-one".