41443139 has 2 divisors, whose sum is σ = 41443140. Its totient is φ = 41443138.

The previous prime is 41443081. The next prime is 41443141. The reversal of 41443139 is 93134414.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 41443139 - 2⁸ = 41442883 is a prime.

Together with 41443141, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (41443159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20721569 + 20721570.

It is an arithmetic number, because the mean of its divisors is an integer number (20721570).

Almost surely, 2^41443139 is an apocalyptic number.

41443139 is a deficient number, since it is larger than the sum of its proper divisors (1).

41443139 is an equidigital number, since it uses as much as digits as its factorization.

41443139 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5184, while the sum is 29.

The square root of 41443139 is about 6437.6345811175. The cubic root of 41443139 is about 346.0595835552.

The spelling of 41443139 in words is "forty-one million, four hundred forty-three thousand, one hundred thirty-nine".