1125803175272 has 16 divisors (see below), whose sum is σ = 2111133486240. Its totient is φ = 562834245616.

The previous prime is 1125803175269. The next prime is 1125803175311. The reversal of 1125803175272 is 2725713085211.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8346668 + ... + 8480475.

It is an arithmetic number, because the mean of its divisors is an integer number (131945842890).

Almost surely, 2^{1125803175272} is an apocalyptic number.

It is an amenable number.

1125803175272 is a deficient number, since it is larger than the sum of its proper divisors (985330310968).

1125803175272 is a wasteful number, since it uses less digits than its factorization.

1125803175272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16835512 (or 16835508 counting only the distinct ones).

The product of its (nonzero) digits is 235200, while the sum is 44.

The spelling of 1125803175272 in words is "one trillion, one hundred twenty-five billion, eight hundred three million, one hundred seventy-five thousand, two hundred seventy-two".