1132155643565 has 16 divisors (see below), whose sum is σ = 1430377444800. Its totient is φ = 857883140352.

The previous prime is 1132155643547. The next prime is 1132155643571. The reversal of 1132155643565 is 5653465512311.

It is a cyclic number.

It is not a de Polignac number, because 1132155643565 - 2⁶ = 1132155643501 is a prime.

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, 713747 + ... + 1665456.

It is an arithmetic number, because the mean of its divisors is an integer number (89398590300).

Almost surely, 2^{1132155643565} is an apocalyptic number.

It is an amenable number.

1132155643565 is a deficient number, since it is larger than the sum of its proper divisors (298221801235).

1132155643565 is a wasteful number, since it uses less digits than its factorization.

1132155643565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2384236.

The product of its digits is 1620000, while the sum is 47.

The spelling of 1132155643565 in words is "one trillion, one hundred thirty-two billion, one hundred fifty-five million, six hundred forty-three thousand, five hundred sixty-five".