1151104143 has 16 divisors (see below), whose sum is σ = 1755198720. Its totient is φ = 657348096.

The previous prime is 1151104139. The next prime is 1151104159. The reversal of 1151104143 is 3414011511.

It is not a de Polignac number, because 1151104143 - 2² = 1151104139 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1151104103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17071 + ... + 50927.

It is an arithmetic number, because the mean of its divisors is an integer number (109699920).

Almost surely, 2^1151104143 is an apocalyptic number.

1151104143 is a deficient number, since it is larger than the sum of its proper divisors (604094577).

1151104143 is a wasteful number, since it uses less digits than its factorization.

1151104143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35486.

The product of its (nonzero) digits is 240, while the sum is 21.

The square root of 1151104143 is about 33927.9257102464. The cubic root of 1151104143 is about 1048.0247500006.

Adding to 1151104143 its reverse (3414011511), we get a palindrome (4565115654).

The spelling of 1151104143 in words is "one billion, one hundred fifty-one million, one hundred four thousand, one hundred forty-three".