411240121 has 8 divisors (see below), whose sum is σ = 413033544. Its totient is φ = 409451520.

The previous prime is 411240119. The next prime is 411240143. The reversal of 411240121 is 121042114.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 107226025 + 304014096 = 10355^2 + 17436^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 411240121 - 2¹ = 411240119 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 411240095 and 411240104.

It is not an unprimeable number, because it can be changed into a prime (411240191) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 337305 + ... + 338521.

It is an arithmetic number, because the mean of its divisors is an integer number (51629193).

Almost surely, 2^411240121 is an apocalyptic number.

It is an amenable number.

411240121 is a deficient number, since it is larger than the sum of its proper divisors (1793423).

411240121 is a wasteful number, since it uses less digits than its factorization.

411240121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2411.

The product of its (nonzero) digits is 64, while the sum is 16.

The square root of 411240121 is about 20279.0562157118. The cubic root of 411240121 is about 743.6441390088.

Adding to 411240121 its reverse (121042114), we get a palindrome (532282235).

The spelling of 411240121 in words is "four hundred eleven million, two hundred forty thousand, one hundred twenty-one".