1119961794571 has 32 divisors (see below), whose sum is σ = 1280023456320. Its totient is φ = 973239091200.

The previous prime is 1119961794569. The next prime is 1119961794607. The reversal of 1119961794571 is 1754971699111.

It is a cyclic number.

It is not a de Polignac number, because 1119961794571 - 2¹ = 1119961794569 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1119961794871) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12895131 + ... + 12981691.

It is an arithmetic number, because the mean of its divisors is an integer number (40000733010).

Almost surely, 2^{1119961794571} is an apocalyptic number.

1119961794571 is a deficient number, since it is larger than the sum of its proper divisors (160061661749).

1119961794571 is a wasteful number, since it uses less digits than its factorization.

1119961794571 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87615.

The product of its digits is 4286520, while the sum is 61.

The spelling of 1119961794571 in words is "one trillion, one hundred nineteen billion, nine hundred sixty-one million, seven hundred ninety-four thousand, five hundred seventy-one".