5531774121 has 16 divisors (see below), whose sum is σ = 8199657600. Its totient is φ = 3685852944.

The previous prime is 5531774119. The next prime is 5531774167. The reversal of 5531774121 is 1214771355.

5531774121 is a `hidden beast` number, since 553 + 17 + 74 + 1 + 21 = 666.

It is not a de Polignac number, because 5531774121 - 2¹ = 5531774119 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5531774021) 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, 3786 + ... + 105251.

It is an arithmetic number, because the mean of its divisors is an integer number (512478600).

Almost surely, 2^5531774121 is an apocalyptic number.

It is an amenable number.

5531774121 is a deficient number, since it is larger than the sum of its proper divisors (2667883479).

5531774121 is a wasteful number, since it uses less digits than its factorization.

5531774121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110925 (or 110919 counting only the distinct ones).

The product of its digits is 29400, while the sum is 36.

The square root of 5531774121 is about 74375.8974466863. The cubic root of 5531774121 is about 1768.5668462209.

The spelling of 5531774121 in words is "five billion, five hundred thirty-one million, seven hundred seventy-four thousand, one hundred twenty-one".