1241131121 has 16 divisors (see below), whose sum is σ = 1332967104. Its totient is φ = 1151453184.

The previous prime is 1241131117. The next prime is 1241131147. The reversal of 1241131121 is 1211311421.

It is a cyclic number.

It is not a de Polignac number, because 1241131121 - 2² = 1241131117 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

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 1241131121.

It is not an unprimeable number, because it can be changed into a prime (1241131421) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 948950 + ... + 950256.

It is an arithmetic number, because the mean of its divisors is an integer number (83310444).

Almost surely, 2^1241131121 is an apocalyptic number.

It is an amenable number.

1241131121 is a deficient number, since it is larger than the sum of its proper divisors (91835983).

1241131121 is a wasteful number, since it uses less digits than its factorization.

1241131121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2080.

The product of its digits is 48, while the sum is 17.

The square root of 1241131121 is about 35229.6909012838. The cubic root of 1241131121 is about 1074.6636397815.

Adding to 1241131121 its reverse (1211311421), we get a palindrome (2452442542).

The spelling of 1241131121 in words is "one billion, two hundred forty-one million, one hundred thirty-one thousand, one hundred twenty-one".