1145245255143 has 32 divisors (see below), whose sum is σ = 1669573555200. Its totient is φ = 692522160000.

The previous prime is 1145245255123. The next prime is 1145245255151. The reversal of 1145245255143 is 3415525425411.

It is not a de Polignac number, because 1145245255143 - 2⁵ = 1145245255111 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1145245255095 and 1145245255104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1145245255123) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27463513 + ... + 27505181.

It is an arithmetic number, because the mean of its divisors is an integer number (52174173600).

Almost surely, 2^{1145245255143} is an apocalyptic number.

1145245255143 is a deficient number, since it is larger than the sum of its proper divisors (524328300057).

1145245255143 is a wasteful number, since it uses less digits than its factorization.

1145245255143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43543.

The product of its digits is 480000, while the sum is 42.

The spelling of 1145245255143 in words is "one trillion, one hundred forty-five billion, two hundred forty-five million, two hundred fifty-five thousand, one hundred forty-three".