1125514140 has 24 divisors (see below), whose sum is σ = 3151439760. Its totient is φ = 300137088.

The previous prime is 1125514139. The next prime is 1125514147. The reversal of 1125514140 is 414155211.

1125514140 = 5285² + 5286² + ... + 5324².

It is a self number, because there is not a number n which added to its sum of digits gives 1125514140.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1125514147) 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 7 ways as a sum of consecutive naturals, for example, 9379225 + ... + 9379344.

It is an arithmetic number, because the mean of its divisors is an integer number (131309990).

Almost surely, 2^1125514140 is an apocalyptic number.

1125514140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1125514140 is an abundant number, since it is smaller than the sum of its proper divisors (2025925620).

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

1125514140 is a wasteful number, since it uses less digits than its factorization.

1125514140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18758581 (or 18758579 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 24.

The square root of 1125514140 is about 33548.6831336194. The cubic root of 1125514140 is about 1040.2003250696.

Adding to 1125514140 its reverse (414155211), we get a palindrome (1539669351).

The spelling of 1125514140 in words is "one billion, one hundred twenty-five million, five hundred fourteen thousand, one hundred forty".