6081431749 has 2 divisors, whose sum is σ = 6081431750. Its totient is φ = 6081431748.

The previous prime is 6081431731. The next prime is 6081431761. The reversal of 6081431749 is 9471341806.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3269781124 + 2811650625 = 57182^2 + 53025^2 .

It is a cyclic number.

It is not a de Polignac number, because 6081431749 - 2⁵ = 6081431717 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6081401749) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3040715874 + 3040715875.

It is an arithmetic number, because the mean of its divisors is an integer number (3040715875).

Almost surely, 2^6081431749 is an apocalyptic number.

It is an amenable number.

6081431749 is a deficient number, since it is larger than the sum of its proper divisors (1).

6081431749 is an equidigital number, since it uses as much as digits as its factorization.

6081431749 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 145152, while the sum is 43.

The square root of 6081431749 is about 77983.5351147920. The cubic root of 6081431749 is about 1825.3043089475.

The spelling of 6081431749 in words is "six billion, eighty-one million, four hundred thirty-one thousand, seven hundred forty-nine".