1252310011 has 4 divisors (see below), whose sum is σ = 1266381000. Its totient is φ = 1238239024.

The previous prime is 1252309997. The next prime is 1252310039. The reversal of 1252310011 is 1100132521.

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

It is a cyclic number.

It is not a de Polignac number, because 1252310011 - 2⁵ = 1252309979 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1252310071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7035361 + ... + 7035538.

It is an arithmetic number, because the mean of its divisors is an integer number (316595250).

Almost surely, 2^1252310011 is an apocalyptic number.

1252310011 is a deficient number, since it is larger than the sum of its proper divisors (14070989).

1252310011 is an equidigital number, since it uses as much as digits as its factorization.

1252310011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14070988.

The product of its (nonzero) digits is 60, while the sum is 16.

The square root of 1252310011 is about 35387.9924691978. The cubic root of 1252310011 is about 1077.8805057190.

Adding to 1252310011 its reverse (1100132521), we get a palindrome (2352442532).

The spelling of 1252310011 in words is "one billion, two hundred fifty-two million, three hundred ten thousand, eleven".