1143401404 has 12 divisors (see below), whose sum is σ = 2010437128. Its totient is φ = 568990800.

The previous prime is 1143401393. The next prime is 1143401411. The reversal of 1143401404 is 4041043411.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 676527 + ... + 678214.

Almost surely, 2^1143401404 is an apocalyptic number.

It is an amenable number.

1143401404 is a deficient number, since it is larger than the sum of its proper divisors (867035724).

1143401404 is a wasteful number, since it uses less digits than its factorization.

1143401404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1354956 (or 1354954 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 1143401404 is about 33814.2189618509. The cubic root of 1143401404 is about 1045.6818589691.

Adding to 1143401404 its reverse (4041043411), we get a palindrome (5184444815).

The spelling of 1143401404 in words is "one billion, one hundred forty-three million, four hundred one thousand, four hundred four".