1125544111532 has 24 divisors (see below), whose sum is σ = 2010369036480. Its totient is φ = 551230162560.

The previous prime is 1125544111507. The next prime is 1125544111583. The reversal of 1125544111532 is 2351114455211.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1125544111492 and 1125544111501.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9592073 + ... + 9708704.

It is an arithmetic number, because the mean of its divisors is an integer number (83765376520).

Almost surely, 2^{1125544111532} is an apocalyptic number.

It is an amenable number.

1125544111532 is a deficient number, since it is larger than the sum of its proper divisors (884824924948).

1125544111532 is a wasteful number, since it uses less digits than its factorization.

1125544111532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19301081 (or 19301079 counting only the distinct ones).

The product of its digits is 24000, while the sum is 35.

Adding to 1125544111532 its reverse (2351114455211), we get a palindrome (3476658566743).

The spelling of 1125544111532 in words is "one trillion, one hundred twenty-five billion, five hundred forty-four million, one hundred eleven thousand, five hundred thirty-two".