1125055554332 has 48 divisors (see below), whose sum is σ = 2166328093440. Its totient is φ = 508866665472.

The previous prime is 1125055554319. The next prime is 1125055554377. The reversal of 1125055554332 is 2334555505211.

It is a self number, because there is not a number n which added to its sum of digits gives 1125055554332.

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, 450863 + ... + 1566329.

It is an arithmetic number, because the mean of its divisors is an integer number (45131835280).

Almost surely, 2^{1125055554332} is an apocalyptic number.

It is an amenable number.

1125055554332 is a deficient number, since it is larger than the sum of its proper divisors (1041272539108).

1125055554332 is a wasteful number, since it uses less digits than its factorization.

1125055554332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1116090 (or 1116088 counting only the distinct ones).

The product of its (nonzero) digits is 450000, while the sum is 41.

The spelling of 1125055554332 in words is "one trillion, one hundred twenty-five billion, fifty-five million, five hundred fifty-four thousand, three hundred thirty-two".