1143151004 has 12 divisors (see below), whose sum is σ = 2005880184. Its totient is φ = 570042384.

The previous prime is 1143150989. The next prime is 1143151007. The reversal of 1143151004 is 4001513411.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1143151007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 381602 + ... + 384585.

It is an arithmetic number, because the mean of its divisors is an integer number (167156682).

Almost surely, 2^1143151004 is an apocalyptic number.

It is an amenable number.

1143151004 is a deficient number, since it is larger than the sum of its proper divisors (862729180).

1143151004 is a wasteful number, since it uses less digits than its factorization.

1143151004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 766564 (or 766562 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 1143151004 is about 33810.5161747052. The cubic root of 1143151004 is about 1045.6055201165.

Adding to 1143151004 its reverse (4001513411), we get a palindrome (5144664415).

The spelling of 1143151004 in words is "one billion, one hundred forty-three million, one hundred fifty-one thousand, four".