1095985741971 has 32 divisors (see below), whose sum is σ = 1511811164160. Its totient is φ = 705967539200.

The previous prime is 1095985741951. The next prime is 1095985741979. The reversal of 1095985741971 is 1791475895901.

It is a cyclic number.

It is not a de Polignac number, because 1095985741971 - 2¹⁰ = 1095985740947 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1095985741979) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1886326 + ... + 2397956.

It is an arithmetic number, because the mean of its divisors is an integer number (47244098880).

Almost surely, 2^{1095985741971} is an apocalyptic number.

1095985741971 is a deficient number, since it is larger than the sum of its proper divisors (415825422189).

1095985741971 is a wasteful number, since it uses less digits than its factorization.

1095985741971 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 511907.

The product of its (nonzero) digits is 28576800, while the sum is 66.

The spelling of 1095985741971 in words is "one trillion, ninety-five billion, nine hundred eighty-five million, seven hundred forty-one thousand, nine hundred seventy-one".