1125126610775 has 12 divisors (see below), whose sum is σ = 1395170195952. Its totient is φ = 900092773440.

The previous prime is 1125126610721. The next prime is 1125126610793. The reversal of 1125126610775 is 5770166215211.

It is not a de Polignac number, because 1125126610775 - 2⁸ = 1125126610519 is a prime.

It is a super-2 number, since 2×1125126610775² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4764542 + ... + 4995108.

It is an arithmetic number, because the mean of its divisors is an integer number (116264182996).

Almost surely, 2^{1125126610775} is an apocalyptic number.

1125126610775 is a deficient number, since it is larger than the sum of its proper divisors (270043585177).

1125126610775 is a wasteful number, since it uses less digits than its factorization.

1125126610775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 425770 (or 425765 counting only the distinct ones).

The product of its (nonzero) digits is 176400, while the sum is 44.

The spelling of 1125126610775 in words is "one trillion, one hundred twenty-five billion, one hundred twenty-six million, six hundred ten thousand, seven hundred seventy-five".