1132231442 has 8 divisors (see below), whose sum is σ = 1772188416. Its totient is φ = 541501972.

The previous prime is 1132231393. The next prime is 1132231447. The reversal of 1132231442 is 2441322311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is not an unprimeable number, because it can be changed into a prime (1132231447) 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, 12306818 + ... + 12306909.

It is an arithmetic number, because the mean of its divisors is an integer number (221523552).

Almost surely, 2^1132231442 is an apocalyptic number.

1132231442 is a deficient number, since it is larger than the sum of its proper divisors (639956974).

1132231442 is a wasteful number, since it uses less digits than its factorization.

1132231442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24613752.

The product of its digits is 1152, while the sum is 23.

The square root of 1132231442 is about 33648.6469564528. The cubic root of 1132231442 is about 1042.2655989897.

Adding to 1132231442 its reverse (2441322311), we get a palindrome (3573553753).

The spelling of 1132231442 in words is "one billion, one hundred thirty-two million, two hundred thirty-one thousand, four hundred forty-two".