5541652861 has 2 divisors, whose sum is σ = 5541652862. Its totient is φ = 5541652860.

The previous prime is 5541652819. The next prime is 5541652889. The reversal of 5541652861 is 1682561455.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3283977636 + 2257675225 = 57306^2 + 47515^2 .

It is a cyclic number.

It is not a de Polignac number, because 5541652861 - 2¹¹ = 5541650813 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5541652261) 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, 2770826430 + 2770826431.

It is an arithmetic number, because the mean of its divisors is an integer number (2770826431).

Almost surely, 2^5541652861 is an apocalyptic number.

It is an amenable number.

5541652861 is a deficient number, since it is larger than the sum of its proper divisors (1).

5541652861 is an equidigital number, since it uses as much as digits as its factorization.

5541652861 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 288000, while the sum is 43.

The square root of 5541652861 is about 74442.2787198243. The cubic root of 5541652861 is about 1769.6189994625.

The spelling of 5541652861 in words is "five billion, five hundred forty-one million, six hundred fifty-two thousand, eight hundred sixty-one".