1142311036 has 18 divisors (see below), whose sum is σ = 2033525480. Its totient is φ = 561468072.

The previous prime is 1142311019. The next prime is 1142311063. The reversal of 1142311036 is 6301132411.

It is a junction number, because it is equal to n+sod(n) for n = 1142310998 and 1142311016.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 27096 + ... + 54943.

Almost surely, 2^1142311036 is an apocalyptic number.

It is an amenable number.

1142311036 is a deficient number, since it is larger than the sum of its proper divisors (891214444).

1142311036 is an equidigital number, since it uses as much as digits as its factorization.

1142311036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82161 (or 82100 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 1142311036 is about 33798.0921946787. The cubic root of 1142311036 is about 1045.3493596221.

Adding to 1142311036 its reverse (6301132411), we get a palindrome (7443443447).

The spelling of 1142311036 in words is "one billion, one hundred forty-two million, three hundred eleven thousand, thirty-six".