411121653 has 4 divisors (see below), whose sum is σ = 548162208. Its totient is φ = 274081100.

The previous prime is 411121631. The next prime is 411121673. The reversal of 411121653 is 356121114.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 411121653 - 2⁹ = 411121141 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (411121673) 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, 68520273 + ... + 68520278.

It is an arithmetic number, because the mean of its divisors is an integer number (137040552).

Almost surely, 2^411121653 is an apocalyptic number.

It is an amenable number.

411121653 is a deficient number, since it is larger than the sum of its proper divisors (137040555).

411121653 is a wasteful number, since it uses less digits than its factorization.

411121653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137040554.

The product of its digits is 720, while the sum is 24.

The square root of 411121653 is about 20276.1350607062. The cubic root of 411121653 is about 743.5727237210.

Adding to 411121653 its reverse (356121114), we get a palindrome (767242767).

The spelling of 411121653 in words is "four hundred eleven million, one hundred twenty-one thousand, six hundred fifty-three".