1142343332 has 48 divisors (see below), whose sum is σ = 2216712960. Its totient is φ = 514803744.

The previous prime is 1142343311. The next prime is 1142343337. The reversal of 1142343332 is 2333432411.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is not an unprimeable number, because it can be changed into a prime (1142343337) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 376373 + ... + 379395.

It is an arithmetic number, because the mean of its divisors is an integer number (46181520).

Almost surely, 2^1142343332 is an apocalyptic number.

It is an amenable number.

1142343332 is a deficient number, since it is larger than the sum of its proper divisors (1074369628).

1142343332 is a wasteful number, since it uses less digits than its factorization.

1142343332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3109 (or 3081 counting only the distinct ones).

The product of its digits is 5184, while the sum is 26.

The square root of 1142343332 is about 33798.5699697487. The cubic root of 1142343332 is about 1045.3592110792.

Adding to 1142343332 its reverse (2333432411), we get a palindrome (3475775743).

The spelling of 1142343332 in words is "one billion, one hundred forty-two million, three hundred forty-three thousand, three hundred thirty-two".