1140512 has 24 divisors (see below), whose sum is σ = 2324700. Its totient is φ = 550144.

The previous prime is 1140493. The next prime is 1140533. The reversal of 1140512 is 2150411.

It can be written as a sum of positive squares in 2 ways, for example, as 1008016 + 132496 = 1004^2 + 364^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 314 + ... + 1542.

2^1140512 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1140512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1162350).

1140512 is an abundant number, since it is smaller than the sum of its proper divisors (1184188).

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

1140512 is a wasteful number, since it uses less digits than its factorization.

1140512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1268 (or 1260 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 14.

The square root of 1140512 is about 1067.9475642558. The cubic root of 1140512 is about 104.4800294553.

Adding to 1140512 its reverse (2150411), we get a palindrome (3290923).

The spelling of 1140512 in words is "one million, one hundred forty thousand, five hundred twelve".