1131156145265 has 16 divisors (see below), whose sum is σ = 1386572563200. Its totient is φ = 885617219520.

The previous prime is 1131156145199. The next prime is 1131156145271. The reversal of 1131156145265 is 5625416511311.

It is not a de Polignac number, because 1131156145265 - 2¹⁰ = 1131156144241 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9257669 + ... + 9379058.

It is an arithmetic number, because the mean of its divisors is an integer number (86660785200).

Almost surely, 2^{1131156145265} is an apocalyptic number.

It is an amenable number.

1131156145265 is a deficient number, since it is larger than the sum of its proper divisors (255416417935).

1131156145265 is a wasteful number, since it uses less digits than its factorization.

1131156145265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18636992.

The product of its digits is 108000, while the sum is 41.

The spelling of 1131156145265 in words is "one trillion, one hundred thirty-one billion, one hundred fifty-six million, one hundred forty-five thousand, two hundred sixty-five".