1142130 has 32 divisors (see below), whose sum is σ = 2991168. Its totient is φ = 276800.

The previous prime is 1142129. The next prime is 1142131. The reversal of 1142130 is 312411.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1142129) and next prime (1142131).

It is not an unprimeable number, because it can be changed into a prime (1142131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1401 + ... + 2060.

It is an arithmetic number, because the mean of its divisors is an integer number (93474).

2^1142130 is an apocalyptic number.

1142130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1142130 is an abundant number, since it is smaller than the sum of its proper divisors (1849038).

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

1142130 is a wasteful number, since it uses less digits than its factorization.

1142130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3482.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 1142130 is about 1068.7048236066. The cubic root of 1142130 is about 104.5294133605.

Adding to 1142130 its reverse (312411), we get a palindrome (1454541).

The spelling of 1142130 in words is "one million, one hundred forty-two thousand, one hundred thirty".