1111321141 has 8 divisors (see below), whose sum is σ = 1273544960. Its totient is φ = 949963248.

The previous prime is 1111321129. The next prime is 1111321177. The reversal of 1111321141 is 1411231111.

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 1111321141 - 2²³ = 1102932533 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 (1111321741) 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, 213726 + ... + 218863.

It is an arithmetic number, because the mean of its divisors is an integer number (159193120).

Almost surely, 2^1111321141 is an apocalyptic number.

It is an amenable number.

1111321141 is a deficient number, since it is larger than the sum of its proper divisors (162223819).

1111321141 is an equidigital number, since it uses as much as digits as its factorization.

1111321141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 432963.

The product of its digits is 24, while the sum is 16.

The square root of 1111321141 is about 33336.4836328009. The cubic root of 1111321141 is about 1035.8094257095.

Adding to 1111321141 its reverse (1411231111), we get a palindrome (2522552252).

The spelling of 1111321141 in words is "one billion, one hundred eleven million, three hundred twenty-one thousand, one hundred forty-one".