411215121 has 12 divisors (see below), whose sum is σ = 594172800. Its totient is φ = 274053240.

The previous prime is 411215111. The next prime is 411215143. The reversal of 411215121 is 121512114.

It is not a de Polignac number, because 411215121 - 2¹⁸ = 410952977 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 411215094 and 411215103.

It is not an unprimeable number, because it can be changed into a prime (411215111) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 32680 + ... + 43478.

It is an arithmetic number, because the mean of its divisors is an integer number (49514400).

Almost surely, 2^411215121 is an apocalyptic number.

It is an amenable number.

411215121 is a deficient number, since it is larger than the sum of its proper divisors (182957679).

411215121 is a wasteful number, since it uses less digits than its factorization.

411215121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15036 (or 15033 counting only the distinct ones).

The product of its digits is 80, while the sum is 18.

The square root of 411215121 is about 20278.4398068490. The cubic root of 411215121 is about 743.6290695646.

Adding to 411215121 its reverse (121512114), we get a palindrome (532727235).

The spelling of 411215121 in words is "four hundred eleven million, two hundred fifteen thousand, one hundred twenty-one".