41231321 has 4 divisors (see below), whose sum is σ = 41609700. Its totient is φ = 40852944.

The previous prime is 41231317. The next prime is 41231347. The reversal of 41231321 is 12313214.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 35760400 + 5470921 = 5980^2 + 2339^2 .

It is a cyclic number.

It is not a de Polignac number, because 41231321 - 2² = 41231317 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 41231321.

It is not an unprimeable number, because it can be changed into a prime (41231371) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 189026 + ... + 189243.

It is an arithmetic number, because the mean of its divisors is an integer number (10402425).

Almost surely, 2^41231321 is an apocalyptic number.

It is an amenable number.

41231321 is a deficient number, since it is larger than the sum of its proper divisors (378379).

41231321 is a wasteful number, since it uses less digits than its factorization.

41231321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 378378.

The product of its digits is 144, while the sum is 17.

The square root of 41231321 is about 6421.1619664980. The cubic root of 41231321 is about 345.4690001737.

Adding to 41231321 its reverse (12313214), we get a palindrome (53544535).

The spelling of 41231321 in words is "forty-one million, two hundred thirty-one thousand, three hundred twenty-one".