1142166080 has 112 divisors (see below), whose sum is σ = 3141732096. Its totient is φ = 390881280.

The previous prime is 1142166049. The next prime is 1142166089. The reversal of 1142166080 is 806612411.

It is not an unprimeable number, because it can be changed into a prime (1142166089) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50297 + ... + 69383.

Almost surely, 2^1142166080 is an apocalyptic number.

1142166080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1142166080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1570866048).

1142166080 is an abundant number, since it is smaller than the sum of its proper divisors (1999566016).

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

1142166080 is a wasteful number, since it uses less digits than its factorization.

1142166080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19132 (or 19122 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 29.

The square root of 1142166080 is about 33795.9476860762. The cubic root of 1142166080 is about 1045.3051404713.

Adding to 1142166080 its reverse (806612411), we get a palindrome (1948778491).

The spelling of 1142166080 in words is "one billion, one hundred forty-two million, one hundred sixty-six thousand, eighty".