1143304074 has 36 divisors (see below), whose sum is σ = 2722832658. Its totient is φ = 346455120.

The previous prime is 1143304073. The next prime is 1143304103. The reversal of 1143304074 is 4704033411.

It can be written as a sum of positive squares in only one way, i.e., 723341025 + 419963049 = 26895^2 + 20493^2 .

It is not an unprimeable number, because it can be changed into a prime (1143304073) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 260289 + ... + 264644.

Almost surely, 2^1143304074 is an apocalyptic number.

1143304074 is an abundant number, since it is smaller than the sum of its proper divisors (1579528584).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1143304074 is a wasteful number, since it uses less digits than its factorization.

1143304074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 524963 (or 524949 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 1143304074 is about 33812.7797437596. The cubic root of 1143304074 is about 1045.6521875277.

Adding to 1143304074 its reverse (4704033411), we get a palindrome (5847337485).

The spelling of 1143304074 in words is "one billion, one hundred forty-three million, three hundred four thousand, seventy-four".