1125033742887 has 16 divisors (see below), whose sum is σ = 1508782444128. Its totient is φ = 745654152320.

The previous prime is 1125033742853. The next prime is 1125033742919. The reversal of 1125033742887 is 7882473305211.

It is a cyclic number.

It is not a de Polignac number, because 1125033742887 - 2⁶ = 1125033742823 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1125033742087) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18993337 + ... + 19052477.

It is an arithmetic number, because the mean of its divisors is an integer number (94298902758).

Almost surely, 2^{1125033742887} is an apocalyptic number.

1125033742887 is a deficient number, since it is larger than the sum of its proper divisors (383748701241).

1125033742887 is a wasteful number, since it uses less digits than its factorization.

1125033742887 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95970.

The product of its (nonzero) digits is 2257920, while the sum is 51.

The spelling of 1125033742887 in words is "one trillion, one hundred twenty-five billion, thirty-three million, seven hundred forty-two thousand, eight hundred eighty-seven".