1154043072022 has 16 divisors (see below), whose sum is σ = 1733334785280. Its totient is φ = 576264976168.

The previous prime is 1154043071957. The next prime is 1154043072023. The reversal of 1154043072022 is 2202703404511.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1154043072023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15849303 + ... + 15921949.

It is an arithmetic number, because the mean of its divisors is an integer number (108333424080).

Almost surely, 2^{1154043072022} is an apocalyptic number.

1154043072022 is a deficient number, since it is larger than the sum of its proper divisors (579291713258).

1154043072022 is an equidigital number, since it uses as much as digits as its factorization.

1154043072022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82955.

The product of its (nonzero) digits is 13440, while the sum is 31.

Adding to 1154043072022 its reverse (2202703404511), we get a palindrome (3356746476533).

The spelling of 1154043072022 in words is "one trillion, one hundred fifty-four billion, forty-three million, seventy-two thousand, twenty-two".