1104443991247 has 2 divisors, whose sum is σ = 1104443991248. Its totient is φ = 1104443991246.

The previous prime is 1104443991221. The next prime is 1104443991263. The reversal of 1104443991247 is 7421993444011.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1104443991247 - 2²³ = 1104435602639 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1104443991247.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1104443991947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 552221995623 + 552221995624.

It is an arithmetic number, because the mean of its divisors is an integer number (552221995624).

Almost surely, 2^{1104443991247} is an apocalyptic number.

1104443991247 is a deficient number, since it is larger than the sum of its proper divisors (1).

1104443991247 is an equidigital number, since it uses as much as digits as its factorization.

1104443991247 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 870912, while the sum is 49.

The spelling of 1104443991247 in words is "one trillion, one hundred four billion, four hundred forty-three million, nine hundred ninety-one thousand, two hundred forty-seven".