1141246879 has 4 divisors (see below), whose sum is σ = 1141320240. Its totient is φ = 1141173520.

The previous prime is 1141246871. The next prime is 1141246921. The reversal of 1141246879 is 9786421411.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 1141246879 - 2³ = 1141246871 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 (1141246871) 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 3 ways as a sum of consecutive naturals, for example, 3094 + ... + 47875.

It is an arithmetic number, because the mean of its divisors is an integer number (285330060).

Almost surely, 2^1141246879 is an apocalyptic number.

1141246879 is a deficient number, since it is larger than the sum of its proper divisors (73361).

1141246879 is an equidigital number, since it uses as much as digits as its factorization.

1141246879 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73360.

The product of its digits is 96768, while the sum is 43.

The square root of 1141246879 is about 33782.3456704830. The cubic root of 1141246879 is about 1045.0246490374.

The spelling of 1141246879 in words is "one billion, one hundred forty-one million, two hundred forty-six thousand, eight hundred seventy-nine".