1252304544023 has 4 divisors (see below), whose sum is σ = 1348635662808. Its totient is φ = 1155973425240.

The previous prime is 1252304544013. The next prime is 1252304544047. The reversal of 1252304544023 is 3204454032521.

It is a happy number.

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 1252304544023 - 2²⁶ = 1252237435159 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 (1252304544013) 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, 48165559373 + ... + 48165559398.

It is an arithmetic number, because the mean of its divisors is an integer number (337158915702).

Almost surely, 2^{1252304544023} is an apocalyptic number.

1252304544023 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1252304544023 is a deficient number, since it is larger than the sum of its proper divisors (96331118785).

1252304544023 is an equidigital number, since it uses as much as digits as its factorization.

1252304544023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96331118784.

The product of its (nonzero) digits is 115200, while the sum is 35.

Adding to 1252304544023 its reverse (3204454032521), we get a palindrome (4456758576544).

The spelling of 1252304544023 in words is "one trillion, two hundred fifty-two billion, three hundred four million, five hundred forty-four thousand, twenty-three".