1125130133451 has 16 divisors (see below), whose sum is σ = 1535466644096. Its totient is φ = 732449402496.

The previous prime is 1125130133437. The next prime is 1125130133471. The reversal of 1125130133451 is 1543310315211.

It is not a de Polignac number, because 1125130133451 - 2¹⁵ = 1125130100683 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1125130133471) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 660445 + ... + 1639038.

It is an arithmetic number, because the mean of its divisors is an integer number (95966665256).

Almost surely, 2^{1125130133451} is an apocalyptic number.

1125130133451 is a deficient number, since it is larger than the sum of its proper divisors (410336510645).

1125130133451 is a wasteful number, since it uses less digits than its factorization.

1125130133451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2303322.

The product of its (nonzero) digits is 5400, while the sum is 30.

Adding to 1125130133451 its reverse (1543310315211), we get a palindrome (2668440448662).

The spelling of 1125130133451 in words is "one trillion, one hundred twenty-five billion, one hundred thirty million, one hundred thirty-three thousand, four hundred fifty-one".