5611130557 has 2 divisors, whose sum is σ = 5611130558. Its totient is φ = 5611130556.

The previous prime is 5611130533. The next prime is 5611130573. The reversal of 5611130557 is 7550311165.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3908000196 + 1703130361 = 62514^2 + 41269^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5611130557 is a prime.

It is a super-2 number, since 2×5611130557² = 62969572255398260498, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5611130957) 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 as a sum of consecutive naturals, namely, 2805565278 + 2805565279.

It is an arithmetic number, because the mean of its divisors is an integer number (2805565279).

Almost surely, 2^5611130557 is an apocalyptic number.

It is an amenable number.

5611130557 is a deficient number, since it is larger than the sum of its proper divisors (1).

5611130557 is an equidigital number, since it uses as much as digits as its factorization.

5611130557 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15750, while the sum is 34.

The square root of 5611130557 is about 74907.4799803064. The cubic root of 5611130557 is about 1776.9837565323.

It can be divided in two parts, 56111 and 30557, that added together give a palindrome (86668).

The spelling of 5611130557 in words is "five billion, six hundred eleven million, one hundred thirty thousand, five hundred fifty-seven".