41666254139 has 2 divisors, whose sum is σ = 41666254140. Its totient is φ = 41666254138.

The previous prime is 41666254127. The next prime is 41666254153. The reversal of 41666254139 is 93145266614.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-41666254139 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 41666254093 and 41666254102.

It is not a weakly prime, because it can be changed into another prime (41666254109) 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, 20833127069 + 20833127070.

It is an arithmetic number, because the mean of its divisors is an integer number (20833127070).

Almost surely, 2^41666254139 is an apocalyptic number.

41666254139 is a deficient number, since it is larger than the sum of its proper divisors (1).

41666254139 is an equidigital number, since it uses as much as digits as its factorization.

41666254139 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 933120, while the sum is 47.

The spelling of 41666254139 in words is "forty-one billion, six hundred sixty-six million, two hundred fifty-four thousand, one hundred thirty-nine".