1151104142 has 4 divisors (see below), whose sum is σ = 1726656216. Its totient is φ = 575552070.

The previous prime is 1151104139. The next prime is 1151104159. The reversal of 1151104142 is 2414011511.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 287776034 + ... + 287776037.

It is an arithmetic number, because the mean of its divisors is an integer number (431664054).

Almost surely, 2^1151104142 is an apocalyptic number.

1151104142 is a deficient number, since it is larger than the sum of its proper divisors (575552074).

1151104142 is an equidigital number, since it uses as much as digits as its factorization.

1151104142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 575552073.

The product of its (nonzero) digits is 160, while the sum is 20.

The square root of 1151104142 is about 33927.9256955093. The cubic root of 1151104142 is about 1048.0247496971.

Adding to 1151104142 its reverse (2414011511), we get a palindrome (3565115653).

The spelling of 1151104142 in words is "one billion, one hundred fifty-one million, one hundred four thousand, one hundred forty-two".