5561748133 has 2 divisors, whose sum is σ = 5561748134. Its totient is φ = 5561748132.

The previous prime is 5561748107. The next prime is 5561748167. The reversal of 5561748133 is 3318471655.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5253640324 + 308107809 = 72482^2 + 17553^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5561748133 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5561748133.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5561748173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2780874066 + 2780874067.

It is an arithmetic number, because the mean of its divisors is an integer number (2780874067).

Almost surely, 2^5561748133 is an apocalyptic number.

It is an amenable number.

5561748133 is a deficient number, since it is larger than the sum of its proper divisors (1).

5561748133 is an equidigital number, since it uses as much as digits as its factorization.

5561748133 is an evil number, because the sum of its binary digits is even.

The product of its digits is 302400, while the sum is 43.

The square root of 5561748133 is about 74577.1287527215. The cubic root of 5561748133 is about 1771.7554304992.

The spelling of 5561748133 in words is "five billion, five hundred sixty-one million, seven hundred forty-eight thousand, one hundred thirty-three".