5531111351 has 4 divisors (see below), whose sum is σ = 5534999712. Its totient is φ = 5527222992.

The previous prime is 5531111321. The next prime is 5531111353. The reversal of 5531111351 is 1531111355.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5531111351 is a prime.

It is a super-2 number, since 2×5531111351² = 61186385554322090402, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5531111351.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5531111353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1942046 + ... + 1944891.

It is an arithmetic number, because the mean of its divisors is an integer number (1383749928).

Almost surely, 2^5531111351 is an apocalyptic number.

5531111351 is a deficient number, since it is larger than the sum of its proper divisors (3888361).

5531111351 is a wasteful number, since it uses less digits than its factorization.

5531111351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3888360.

The product of its digits is 1125, while the sum is 26.

The square root of 5531111351 is about 74371.4417703462. The cubic root of 5531111351 is about 1768.4962118675.

The spelling of 5531111351 in words is "five billion, five hundred thirty-one million, one hundred eleven thousand, three hundred fifty-one".