1125412443415 has 64 divisors (see below), whose sum is σ = 1541124224640. Its totient is φ = 782938275840.

The previous prime is 1125412443401. The next prime is 1125412443437. The reversal of 1125412443415 is 5143442145211.

It is not a de Polignac number, because 1125412443415 - 2²⁵ = 1125378888983 is a prime.

It is a congruent number.

It is an unprimeable number.

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 63 ways as a sum of consecutive naturals, for example, 83723095 + ... + 83736535.

It is an arithmetic number, because the mean of its divisors is an integer number (24080066010).

Almost surely, 2^{1125412443415} is an apocalyptic number.

1125412443415 is a deficient number, since it is larger than the sum of its proper divisors (415711781225).

1125412443415 is a wasteful number, since it uses less digits than its factorization.

1125412443415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14564.

The product of its digits is 76800, while the sum is 37.

Adding to 1125412443415 its reverse (5143442145211), we get a palindrome (6268854588626).

The spelling of 1125412443415 in words is "one trillion, one hundred twenty-five billion, four hundred twelve million, four hundred forty-three thousand, four hundred fifteen".