1104683319561 has 32 divisors (see below), whose sum is σ = 1495525109760. Its totient is φ = 725200729344.

The previous prime is 1104683319533. The next prime is 1104683319587. The reversal of 1104683319561 is 1659133864011.

It is a happy number.

It is not a de Polignac number, because 1104683319561 - 2¹¹ = 1104683317513 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1104683319561.

It is not an unprimeable number, because it can be changed into a prime (1104683319161) 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, 171878430 + ... + 171884856.

It is an arithmetic number, because the mean of its divisors is an integer number (46735159680).

Almost surely, 2^{1104683319561} is an apocalyptic number.

It is an amenable number.

1104683319561 is a deficient number, since it is larger than the sum of its proper divisors (390841790199).

1104683319561 is a wasteful number, since it uses less digits than its factorization.

1104683319561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8325.

The product of its (nonzero) digits is 466560, while the sum is 48.

The spelling of 1104683319561 in words is "one trillion, one hundred four billion, six hundred eighty-three million, three hundred nineteen thousand, five hundred sixty-one".