1121454022 has 8 divisors (see below), whose sum is σ = 1811579616. Its totient is φ = 517594152.

The previous prime is 1121454007. The next prime is 1121454029. The reversal of 1121454022 is 2204541211.

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

It is a junction number, because it is equal to n+sod(n) for n = 1121453984 and 1121454002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121454029) 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, 21566398 + ... + 21566449.

It is an arithmetic number, because the mean of its divisors is an integer number (226447452).

Almost surely, 2^1121454022 is an apocalyptic number.

1121454022 is a deficient number, since it is larger than the sum of its proper divisors (690125594).

1121454022 is a wasteful number, since it uses less digits than its factorization.

1121454022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43132862.

The product of its (nonzero) digits is 640, while the sum is 22.

The square root of 1121454022 is about 33488.1176240170. The cubic root of 1121454022 is about 1038.9480308340.

Adding to 1121454022 its reverse (2204541211), we get a palindrome (3325995233).

The spelling of 1121454022 in words is "one billion, one hundred twenty-one million, four hundred fifty-four thousand, twenty-two".