1145252 has 12 divisors (see below), whose sum is σ = 2027340. Its totient is φ = 566016.

The previous prime is 1145227. The next prime is 1145269. The reversal of 1145252 is 2525411.

It can be written as a sum of positive squares in 2 ways, for example, as 649636 + 495616 = 806^2 + 704^2 .

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, 1253 + ... + 1964.

It is an arithmetic number, because the mean of its divisors is an integer number (168945).

2^1145252 is an apocalyptic number.

It is an amenable number.

1145252 is a deficient number, since it is larger than the sum of its proper divisors (882088).

1145252 is a wasteful number, since it uses less digits than its factorization.

1145252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3310 (or 3308 counting only the distinct ones).

The product of its digits is 400, while the sum is 20.

The square root of 1145252 is about 1070.1644733404. The cubic root of 1145252 is about 104.6245700501.

The spelling of 1145252 in words is "one million, one hundred forty-five thousand, two hundred fifty-two".