1142523130 has 16 divisors (see below), whose sum is σ = 2350333440. Its totient is φ = 391722192.

The previous prime is 1142523127. The next prime is 1142523139. The reversal of 1142523130 is 313252411.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1142523139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8160810 + ... + 8160949.

It is an arithmetic number, because the mean of its divisors is an integer number (146895840).

Almost surely, 2^1142523130 is an apocalyptic number.

1142523130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1142523130 is an abundant number, since it is smaller than the sum of its proper divisors (1207810310).

1142523130 is a wasteful number, since it uses less digits than its factorization.

1142523130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16321773.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 1142523130 is about 33801.2297113581. The cubic root of 1142523130 is about 1045.4140526288.

Adding to 1142523130 its reverse (313252411), we get a palindrome (1455775541).

The spelling of 1142523130 in words is "one billion, one hundred forty-two million, five hundred twenty-three thousand, one hundred thirty".