1125454445233 has 8 divisors (see below), whose sum is σ = 1158379465320. Its totient is φ = 1092661390080.

The previous prime is 1125454445231. The next prime is 1125454445263. The reversal of 1125454445233 is 3325444545211.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 23693521329 + 1101760923904 = 153927^2 + 1049648^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1125454445233 - 2¹ = 1125454445231 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1125454445233.

It is not an unprimeable number, because it can be changed into a prime (1125454445231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32973928 + ... + 33008041.

It is an arithmetic number, because the mean of its divisors is an integer number (144797433165).

Almost surely, 2^{1125454445233} is an apocalyptic number.

It is an amenable number.

1125454445233 is a deficient number, since it is larger than the sum of its proper divisors (32925020087).

1125454445233 is an equidigital number, since it uses as much as digits as its factorization.

1125454445233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65982467.

The product of its digits is 1152000, while the sum is 43.

The spelling of 1125454445233 in words is "one trillion, one hundred twenty-five billion, four hundred fifty-four million, four hundred forty-five thousand, two hundred thirty-three".