1252136 has 16 divisors (see below), whose sum is σ = 2360340. Its totient is φ = 622720.

The previous prime is 1252129. The next prime is 1252151. The reversal of 1252136 is 6312521.

It can be written as a sum of positive squares in 2 ways, for example, as 1223236 + 28900 = 1106^2 + 170^2 .

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, 1970 + ... + 2526.

2^1252136 is an apocalyptic number.

It is an amenable number.

1252136 is a deficient number, since it is larger than the sum of its proper divisors (1108204).

1252136 is a wasteful number, since it uses less digits than its factorization.

1252136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 844 (or 840 counting only the distinct ones).

The product of its digits is 360, while the sum is 20.

The square root of 1252136 is about 1118.9888292561. The cubic root of 1252136 is about 107.7830578850.

Adding to 1252136 its reverse (6312521), we get a palindrome (7564657).

The spelling of 1252136 in words is "one million, two hundred fifty-two thousand, one hundred thirty-six".