1131771503075 has 12 divisors (see below), whose sum is σ = 1403411574720. Its totient is φ = 905407582560.

The previous prime is 1131771503011. The next prime is 1131771503077. The reversal of 1131771503075 is 5703051771311.

It is a happy number.

It is not a de Polignac number, because 1131771503075 - 2⁶ = 1131771503011 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1131771503077) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 3033422 + ... + 3386028.

It is an arithmetic number, because the mean of its divisors is an integer number (116950964560).

Almost surely, 2^{1131771503075} is an apocalyptic number.

1131771503075 is a deficient number, since it is larger than the sum of its proper divisors (271640071645).

1131771503075 is a wasteful number, since it uses less digits than its factorization.

1131771503075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 481006 (or 481001 counting only the distinct ones).

The product of its (nonzero) digits is 77175, while the sum is 41.

The spelling of 1131771503075 in words is "one trillion, one hundred thirty-one billion, seven hundred seventy-one million, five hundred three thousand, seventy-five".