1142031416 has 8 divisors (see below), whose sum is σ = 2141308920. Its totient is φ = 571015704.

The previous prime is 1142031409. The next prime is 1142031433. The reversal of 1142031416 is 6141302411.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 1142031391 and 1142031400.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71376956 + ... + 71376971.

It is an arithmetic number, because the mean of its divisors is an integer number (267663615).

Almost surely, 2^1142031416 is an apocalyptic number.

It is an amenable number.

1142031416 is a deficient number, since it is larger than the sum of its proper divisors (999277504).

1142031416 is a wasteful number, since it uses less digits than its factorization.

1142031416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142753933 (or 142753929 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 1142031416 is about 33793.9553174824. The cubic root of 1142031416 is about 1045.2640575656.

Adding to 1142031416 its reverse (6141302411), we get a palindrome (7283333827).

The spelling of 1142031416 in words is "one billion, one hundred forty-two million, thirty-one thousand, four hundred sixteen".