41233981 has 2 divisors, whose sum is σ = 41233982. Its totient is φ = 41233980.

The previous prime is 41233961. The next prime is 41234057. The reversal of 41233981 is 18933214.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 26101881 + 15132100 = 5109^2 + 3890^2 .

It is a cyclic number.

It is not a de Polignac number, because 41233981 - 2²¹ = 39136829 is a prime.

It is a super-2 number, since 2×41233981² = 3400482378216722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41233961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20616990 + 20616991.

It is an arithmetic number, because the mean of its divisors is an integer number (20616991).

Almost surely, 2^41233981 is an apocalyptic number.

It is an amenable number.

41233981 is a deficient number, since it is larger than the sum of its proper divisors (1).

41233981 is an equidigital number, since it uses as much as digits as its factorization.

41233981 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5184, while the sum is 31.

The square root of 41233981 is about 6421.3690907781. The cubic root of 41233981 is about 345.4764292168.

The spelling of 41233981 in words is "forty-one million, two hundred thirty-three thousand, nine hundred eighty-one".