1252250110143 has 80 divisors (see below), whose sum is σ = 1906776622080. Its totient is φ = 818865163584.

The previous prime is 1252250110039. The next prime is 1252250110147. The reversal of 1252250110143 is 3410110522521.

It is a happy number.

1252250110143 is a `hidden beast` number, since 1 + 2 + 5 + 2 + 2 + 501 + 10 + 143 = 666.

It is not a de Polignac number, because 1252250110143 - 2¹⁰ = 1252250109119 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1252250110147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 1273906030 + ... + 1273907012.

It is an arithmetic number, because the mean of its divisors is an integer number (23834707776).

Almost surely, 2^{1252250110143} is an apocalyptic number.

1252250110143 is a deficient number, since it is larger than the sum of its proper divisors (654526511937).

1252250110143 is an equidigital number, since it uses as much as digits as its factorization.

1252250110143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2178 (or 2169 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 27.

Adding to 1252250110143 its reverse (3410110522521), we get a palindrome (4662360632664).

The spelling of 1252250110143 in words is "one trillion, two hundred fifty-two billion, two hundred fifty million, one hundred ten thousand, one hundred forty-three".