1125040120125 has 16 divisors (see below), whose sum is σ = 1872066760512. Its totient is φ = 600021397200.

The previous prime is 1125040120093. The next prime is 1125040120163. The reversal of 1125040120125 is 5210210405211.

It is a happy number.

It is not a de Polignac number, because 1125040120125 - 2⁵ = 1125040120093 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1125040120095 and 1125040120104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1500053119 + ... + 1500053868.

It is an arithmetic number, because the mean of its divisors is an integer number (117004172532).

Almost surely, 2^{1125040120125} is an apocalyptic number.

1125040120125 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1125040120125 is a deficient number, since it is larger than the sum of its proper divisors (747026640387).

1125040120125 is an equidigital number, since it uses as much as digits as its factorization.

1125040120125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3000107005 (or 3000106995 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 24.

Adding to 1125040120125 its reverse (5210210405211), we get a palindrome (6335250525336).

The spelling of 1125040120125 in words is "one trillion, one hundred twenty-five billion, forty million, one hundred twenty thousand, one hundred twenty-five".