1133140142 has 16 divisors (see below), whose sum is σ = 1759181760. Its totient is φ = 546765408.

The previous prime is 1133140081. The next prime is 1133140147. The reversal of 1133140142 is 2410413311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1133140147) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 168203 + ... + 174809.

It is an arithmetic number, because the mean of its divisors is an integer number (109948860).

Almost surely, 2^1133140142 is an apocalyptic number.

1133140142 is a deficient number, since it is larger than the sum of its proper divisors (626041618).

1133140142 is a wasteful number, since it uses less digits than its factorization.

1133140142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9595.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 1133140142 is about 33662.1470200580. The cubic root of 1133140142 is about 1042.5443563336.

Adding to 1133140142 its reverse (2410413311), we get a palindrome (3543553453).

The spelling of 1133140142 in words is "one billion, one hundred thirty-three million, one hundred forty thousand, one hundred forty-two".