1131530555132 has 12 divisors (see below), whose sum is σ = 1980309654120. Its totient is φ = 565727796816.

The previous prime is 1131530555101. The next prime is 1131530555159. The reversal of 1131530555132 is 2315550351311.

It is a super-2 number, since 2×1131530555132² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1131530555092 and 1131530555101.

It is a congruent 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, 9302207 + ... + 9423062.

It is an arithmetic number, because the mean of its divisors is an integer number (165025804510).

Almost surely, 2^{1131530555132} is an apocalyptic number.

It is an amenable number.

1131530555132 is a deficient number, since it is larger than the sum of its proper divisors (848779098988).

1131530555132 is a wasteful number, since it uses less digits than its factorization.

1131530555132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18740380 (or 18740378 counting only the distinct ones).

The product of its (nonzero) digits is 33750, while the sum is 35.

The spelling of 1131530555132 in words is "one trillion, one hundred thirty-one billion, five hundred thirty million, five hundred fifty-five thousand, one hundred thirty-two".