1142332113 has 16 divisors (see below), whose sum is σ = 1693185536. Its totient is φ = 680296320.

The previous prime is 1142332057. The next prime is 1142332141. The reversal of 1142332113 is 3112332411.

It is not a de Polignac number, because 1142332113 - 2⁹ = 1142331601 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1142332113.

It is not an unprimeable number, because it can be changed into a prime (1142332813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 471220 + ... + 473637.

It is an arithmetic number, because the mean of its divisors is an integer number (105824096).

Almost surely, 2^1142332113 is an apocalyptic number.

1142332113 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1142332113 is a deficient number, since it is larger than the sum of its proper divisors (550853423).

1142332113 is a wasteful number, since it uses less digits than its factorization.

1142332113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 944904.

The product of its digits is 432, while the sum is 21.

The square root of 1142332113 is about 33798.4040007809. The cubic root of 1142332113 is about 1045.3557888964.

Adding to 1142332113 its reverse (3112332411), we get a palindrome (4254664524).

The spelling of 1142332113 in words is "one billion, one hundred forty-two million, three hundred thirty-two thousand, one hundred thirteen".