41329381 has 2 divisors, whose sum is σ = 41329382. Its totient is φ = 41329380.

The previous prime is 41329373. The next prime is 41329399. The reversal of 41329381 is 18392314.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21669025 + 19660356 = 4655^2 + 4434^2 .

It is a cyclic number.

It is not a de Polignac number, because 41329381 - 2³ = 41329373 is a prime.

It is a super-2 number, since 2×41329381² = 3416235467686322, which contains 22 as substring.

It is equal to p_2509528 and since 41329381 and 2509528 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41329361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20664690 + 20664691.

It is an arithmetic number, because the mean of its divisors is an integer number (20664691).

Almost surely, 2^41329381 is an apocalyptic number.

It is an amenable number.

41329381 is a deficient number, since it is larger than the sum of its proper divisors (1).

41329381 is an equidigital number, since it uses as much as digits as its factorization.

41329381 is an evil number, because the sum of its binary digits is even.

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

The square root of 41329381 is about 6428.7931215742. The cubic root of 41329381 is about 345.7426583910.

The spelling of 41329381 in words is "forty-one million, three hundred twenty-nine thousand, three hundred eighty-one".