41801939 has 2 divisors, whose sum is σ = 41801940. Its totient is φ = 41801938.

The previous prime is 41801933. The next prime is 41801953. The reversal of 41801939 is 93910814.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 41801939 - 2¹² = 41797843 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 41801899 and 41801908.

It is not a weakly prime, because it can be changed into another prime (41801933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20900969 + 20900970.

It is an arithmetic number, because the mean of its divisors is an integer number (20900970).

Almost surely, 2^41801939 is an apocalyptic number.

41801939 is a deficient number, since it is larger than the sum of its proper divisors (1).

41801939 is an equidigital number, since it uses as much as digits as its factorization.

41801939 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 35.

The square root of 41801939 is about 6465.4419029174. The cubic root of 41801939 is about 347.0554022943.

The spelling of 41801939 in words is "forty-one million, eight hundred one thousand, nine hundred thirty-nine".