1121454323 has 8 divisors (see below), whose sum is σ = 1233039360. Its totient is φ = 1011475080.

The previous prime is 1121454307. The next prime is 1121454337. The reversal of 1121454323 is 3234541211.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1121454323 - 2⁴ = 1121454307 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1121454292 and 1121454301.

It is not an unprimeable number, because it can be changed into a prime (1121454343) 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 7 ways as a sum of consecutive naturals, for example, 399983 + ... + 402776.

It is an arithmetic number, because the mean of its divisors is an integer number (154129920).

Almost surely, 2^1121454323 is an apocalyptic number.

1121454323 is a deficient number, since it is larger than the sum of its proper divisors (111585037).

1121454323 is a wasteful number, since it uses less digits than its factorization.

1121454323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 802897.

The product of its digits is 2880, while the sum is 26.

The square root of 1121454323 is about 33488.1221181481. The cubic root of 1121454323 is about 1038.9481237857.

Adding to 1121454323 its reverse (3234541211), we get a palindrome (4355995534).

The spelling of 1121454323 in words is "one billion, one hundred twenty-one million, four hundred fifty-four thousand, three hundred twenty-three".