1125688112275 has 24 divisors (see below), whose sum is σ = 1410017775408. Its totient is φ = 891446400000.

The previous prime is 1125688112261. The next prime is 1125688112279. The reversal of 1125688112275 is 5722118865211.

It is not a de Polignac number, because 1125688112275 - 2¹⁵ = 1125688079507 is a prime.

It is a super-2 number, since 2×1125688112275² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1125688112279) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 884695 + ... + 1741855.

It is an arithmetic number, because the mean of its divisors is an integer number (58750740642).

Almost surely, 2^{1125688112275} is an apocalyptic number.

1125688112275 is a deficient number, since it is larger than the sum of its proper divisors (284329663133).

1125688112275 is a wasteful number, since it uses less digits than its factorization.

1125688112275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 857703 (or 857698 counting only the distinct ones).

The product of its digits is 537600, while the sum is 49.

The spelling of 1125688112275 in words is "one trillion, one hundred twenty-five billion, six hundred eighty-eight million, one hundred twelve thousand, two hundred seventy-five".