1125310142 has 24 divisors (see below), whose sum is σ = 1907134632. Its totient is φ = 493858400.

The previous prime is 1125310141. The next prime is 1125310177. The reversal of 1125310142 is 2410135211.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1125310141) 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 11 ways as a sum of consecutive naturals, for example, 11909 + ... + 48912.

It is an arithmetic number, because the mean of its divisors is an integer number (79463943).

Almost surely, 2^1125310142 is an apocalyptic number.

1125310142 is a deficient number, since it is larger than the sum of its proper divisors (781824490).

1125310142 is a wasteful number, since it uses less digits than its factorization.

1125310142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60892 (or 60863 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 1125310142 is about 33545.6426678637. The cubic root of 1125310142 is about 1040.1374762790.

Adding to 1125310142 its reverse (2410135211), we get a palindrome (3535445353).

The spelling of 1125310142 in words is "one billion, one hundred twenty-five million, three hundred ten thousand, one hundred forty-two".