1125033501133 has 4 divisors (see below), whose sum is σ = 1125131588928. Its totient is φ = 1124935413340.

The previous prime is 1125033501073. The next prime is 1125033501139. The reversal of 1125033501133 is 3311053305211.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1125033501133 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 (1125033501139) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49026691 + ... + 49049632.

It is an arithmetic number, because the mean of its divisors is an integer number (281282897232).

Almost surely, 2^{1125033501133} is an apocalyptic number.

It is an amenable number.

1125033501133 is a deficient number, since it is larger than the sum of its proper divisors (98087795).

1125033501133 is an equidigital number, since it uses as much as digits as its factorization.

1125033501133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98087794.

The product of its (nonzero) digits is 4050, while the sum is 28.

Adding to 1125033501133 its reverse (3311053305211), we get a palindrome (4436086806344).

The spelling of 1125033501133 in words is "one trillion, one hundred twenty-five billion, thirty-three million, five hundred one thousand, one hundred thirty-three".