1166530754125 has 128 divisors (see below), whose sum is σ = 1705750824960. Its totient is φ = 787072000000.

The previous prime is 1166530754089. The next prime is 1166530754131. The reversal of 1166530754125 is 5214570356611.

It is not a de Polignac number, because 1166530754125 - 2⁹ = 1166530753613 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 896640975 + ... + 896642275.

It is an arithmetic number, because the mean of its divisors is an integer number (13326178320).

Almost surely, 2^{1166530754125} is an apocalyptic number.

It is an amenable number.

1166530754125 is a deficient number, since it is larger than the sum of its proper divisors (539220070835).

1166530754125 is a wasteful number, since it uses less digits than its factorization.

1166530754125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1864 (or 1854 counting only the distinct ones).

The product of its (nonzero) digits is 756000, while the sum is 46.

The spelling of 1166530754125 in words is "one trillion, one hundred sixty-six billion, five hundred thirty million, seven hundred fifty-four thousand, one hundred twenty-five".