1152301253 has 4 divisors (see below), whose sum is σ = 1157082828. Its totient is φ = 1147519680.

The previous prime is 1152301237. The next prime is 1152301313. The reversal of 1152301253 is 3521032511.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 946608289 + 205692964 = 30767^2 + 14342^2 .

It is a cyclic number.

It is not a de Polignac number, because 1152301253 - 2⁴ = 1152301237 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1152301753) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2390426 + ... + 2390907.

It is an arithmetic number, because the mean of its divisors is an integer number (289270707).

Almost surely, 2^1152301253 is an apocalyptic number.

It is an amenable number.

1152301253 is a deficient number, since it is larger than the sum of its proper divisors (4781575).

1152301253 is an equidigital number, since it uses as much as digits as its factorization.

1152301253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4781574.

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 1152301253 is about 33945.5630826769. The cubic root of 1152301253 is about 1048.3879277527.

Adding to 1152301253 its reverse (3521032511), we get a palindrome (4673333764).

The spelling of 1152301253 in words is "one billion, one hundred fifty-two million, three hundred one thousand, two hundred fifty-three".