1121341463 has 24 divisors (see below), whose sum is σ = 1294375680. Its totient is φ = 962934560.

The previous prime is 1121341453. The next prime is 1121341469. The reversal of 1121341463 is 3641431211.

It is a happy number.

It is not a de Polignac number, because 1121341463 - 2¹⁶ = 1121275927 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121341469) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 433508 + ... + 436086.

It is an arithmetic number, because the mean of its divisors is an integer number (53932320).

Almost surely, 2^1121341463 is an apocalyptic number.

1121341463 is a deficient number, since it is larger than the sum of its proper divisors (173034217).

1121341463 is a wasteful number, since it uses less digits than its factorization.

1121341463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2695 (or 2666 counting only the distinct ones).

The product of its digits is 1728, while the sum is 26.

The square root of 1121341463 is about 33486.4370006724. The cubic root of 1121341463 is about 1038.9132703469.

Adding to 1121341463 its reverse (3641431211), we get a palindrome (4762772674).

The spelling of 1121341463 in words is "one billion, one hundred twenty-one million, three hundred forty-one thousand, four hundred sixty-three".