411221233 has 4 divisors (see below), whose sum is σ = 411378660. Its totient is φ = 411063808.

The previous prime is 411221221. The next prime is 411221243. The reversal of 411221233 is 332122114.

It is a happy number.

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 322992784 + 88228449 = 17972^2 + 9393^2 .

It is a cyclic number.

It is not a de Polignac number, because 411221233 - 2¹³ = 411213041 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 411221233.

It is not an unprimeable number, because it can be changed into a prime (411221203) 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, 74728 + ... + 80041.

It is an arithmetic number, because the mean of its divisors is an integer number (102844665).

Almost surely, 2^411221233 is an apocalyptic number.

It is an amenable number.

411221233 is a deficient number, since it is larger than the sum of its proper divisors (157427).

411221233 is a wasteful number, since it uses less digits than its factorization.

411221233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157426.

The product of its digits is 288, while the sum is 19.

The square root of 411221233 is about 20278.5905082183. The cubic root of 411221233 is about 743.6327537987.

Adding to 411221233 its reverse (332122114), we get a palindrome (743343347).

The spelling of 411221233 in words is "four hundred eleven million, two hundred twenty-one thousand, two hundred thirty-three".