6161552543 has 2 divisors, whose sum is σ = 6161552544. Its totient is φ = 6161552542.

The previous prime is 6161552461. The next prime is 6161552549. The reversal of 6161552543 is 3452551616.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6161552543 - 2¹⁴ = 6161536159 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6161552497 and 6161552506.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6161552549) 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, 3080776271 + 3080776272.

It is an arithmetic number, because the mean of its divisors is an integer number (3080776272).

Almost surely, 2^6161552543 is an apocalyptic number.

6161552543 is a deficient number, since it is larger than the sum of its proper divisors (1).

6161552543 is an equidigital number, since it uses as much as digits as its factorization.

6161552543 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 108000, while the sum is 38.

The square root of 6161552543 is about 78495.5574730188. The cubic root of 6161552543 is about 1833.2852830786.

The spelling of 6161552543 in words is "six billion, one hundred sixty-one million, five hundred fifty-two thousand, five hundred forty-three".