1143125416 has 32 divisors (see below), whose sum is σ = 2203740000. Its totient is φ = 555589440.

The previous prime is 1143125383. The next prime is 1143125491. The reversal of 1143125416 is 6145213411.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64710 + ... + 80458.

It is an arithmetic number, because the mean of its divisors is an integer number (68866875).

Almost surely, 2^1143125416 is an apocalyptic number.

It is an amenable number.

1143125416 is a deficient number, since it is larger than the sum of its proper divisors (1060614584).

1143125416 is a wasteful number, since it uses less digits than its factorization.

1143125416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16009 (or 16005 counting only the distinct ones).

The product of its digits is 2880, while the sum is 28.

The square root of 1143125416 is about 33810.1377696099. The cubic root of 1143125416 is about 1045.5977185361.

Adding to 1143125416 its reverse (6145213411), we get a palindrome (7288338827).

The spelling of 1143125416 in words is "one billion, one hundred forty-three million, one hundred twenty-five thousand, four hundred sixteen".