1142233104 has 160 divisors (see below), whose sum is σ = 3158797824. Its totient is φ = 355164160.

The previous prime is 1142233049. The next prime is 1142233109. The reversal of 1142233104 is 4013322411.

It is not an unprimeable number, because it can be changed into a prime (1142233109) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4902172 + ... + 4902404.

Almost surely, 2^1142233104 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1142233104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1579398912).

1142233104 is an abundant number, since it is smaller than the sum of its proper divisors (2016564720).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1142233104 is a wasteful number, since it uses less digits than its factorization.

1142233104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 385 (or 379 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 1142233104 is about 33796.9392697031. The cubic root of 1142233104 is about 1045.3255867568.

Adding to 1142233104 its reverse (4013322411), we get a palindrome (5155555515).

The spelling of 1142233104 in words is "one billion, one hundred forty-two million, two hundred thirty-three thousand, one hundred four".