1142903416 has 16 divisors (see below), whose sum is σ = 2143497240. Its totient is φ = 571304160.

The previous prime is 1142903389. The next prime is 1142903417. The reversal of 1142903416 is 6143092411.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1142903417) 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, 18931 + ... + 51421.

Almost surely, 2^1142903416 is an apocalyptic number.

It is an amenable number.

1142903416 is a deficient number, since it is larger than the sum of its proper divisors (1000593824).

1142903416 is a wasteful number, since it uses less digits than its factorization.

1142903416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36894 (or 36890 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 1142903416 is about 33806.8545712256. The cubic root of 1142903416 is about 1045.5300275903.

Adding to 1142903416 its reverse (6143092411), we get a palindrome (7285995827).

The spelling of 1142903416 in words is "one billion, one hundred forty-two million, nine hundred three thousand, four hundred sixteen".