411220403 has 4 divisors (see below), whose sum is σ = 448604088. Its totient is φ = 373836720.

The previous prime is 411220387. The next prime is 411220421. The reversal of 411220403 is 304022114.

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

It is a cyclic number.

It is not a de Polignac number, because 411220403 - 2⁴ = 411220387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (411220603) 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, 18691826 + ... + 18691847.

It is an arithmetic number, because the mean of its divisors is an integer number (112151022).

Almost surely, 2^411220403 is an apocalyptic number.

411220403 is a deficient number, since it is larger than the sum of its proper divisors (37383685).

411220403 is a wasteful number, since it uses less digits than its factorization.

411220403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37383684.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 411220403 is about 20278.5700432747. The cubic root of 411220403 is about 743.6322534877.

Adding to 411220403 its reverse (304022114), we get a palindrome (715242517).

The spelling of 411220403 in words is "four hundred eleven million, two hundred twenty thousand, four hundred three".