1154204042 has 8 divisors (see below), whose sum is σ = 1757146656. Its totient is φ = 568488492.

The previous prime is 1154204041. The next prime is 1154204047. The reversal of 1154204042 is 2404024511.

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 = 1154203999 and 1154204017.

It is not an unprimeable number, because it can be changed into a prime (1154204041) 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, 4306598 + ... + 4306865.

It is an arithmetic number, because the mean of its divisors is an integer number (219643332).

Almost surely, 2^1154204042 is an apocalyptic number.

1154204042 is a deficient number, since it is larger than the sum of its proper divisors (602942614).

1154204042 is an equidigital number, since it uses as much as digits as its factorization.

1154204042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8613532.

The product of its (nonzero) digits is 1280, while the sum is 23.

The square root of 1154204042 is about 33973.5785868960. The cubic root of 1154204042 is about 1048.9646762327.

Adding to 1154204042 its reverse (2404024511), we get a palindrome (3558228553).

The spelling of 1154204042 in words is "one billion, one hundred fifty-four million, two hundred four thousand, forty-two".