1133229042 has 80 divisors (see below), whose sum is σ = 2782577952. Its totient is φ = 343271520.

The previous prime is 1133229037. The next prime is 1133229043. The reversal of 1133229042 is 2409223311.

It is a happy number.

1133229042 is a `hidden beast` number, since 1 + 1 + 332 + 290 + 42 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 1133228997 and 1133229015.

It is not an unprimeable number, because it can be changed into a prime (1133229043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 431718 + ... + 434334.

Almost surely, 2^1133229042 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1133229042, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1391288976).

1133229042 is an abundant number, since it is smaller than the sum of its proper divisors (1649348910).

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

1133229042 is an frugal number, since it uses more digits than its factorization.

1133229042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2657 (or 2633 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 1133229042 is about 33663.4674684590. The cubic root of 1133229042 is about 1042.5716197367.

The spelling of 1133229042 in words is "one billion, one hundred thirty-three million, two hundred twenty-nine thousand, forty-two".