1121314123 has 8 divisors (see below), whose sum is σ = 1126486592. Its totient is φ = 1116152136.

The previous prime is 1121314121. The next prime is 1121314141. The reversal of 1121314123 is 3214131211.

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 1121314123 - 2¹ = 1121314121 is a prime.

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 1121314123.

It is not an unprimeable number, because it can be changed into a prime (1121314121) 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, 276436 + ... + 280462.

It is an arithmetic number, because the mean of its divisors is an integer number (140810824).

Almost surely, 2^1121314123 is an apocalyptic number.

1121314123 is a deficient number, since it is larger than the sum of its proper divisors (5172469).

1121314123 is an equidigital number, since it uses as much as digits as its factorization.

1121314123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5241.

The product of its digits is 144, while the sum is 19.

The square root of 1121314123 is about 33486.0287732063. The cubic root of 1121314123 is about 1038.9048268529.

Adding to 1121314123 its reverse (3214131211), we get a palindrome (4335445334).

The spelling of 1121314123 in words is "one billion, one hundred twenty-one million, three hundred fourteen thousand, one hundred twenty-three".