1115819849147 has 8 divisors (see below), whose sum is σ = 1134831900480. Its totient is φ = 1096811126280.

The previous prime is 1115819849143. The next prime is 1115819849197. The reversal of 1115819849147 is 7419489185111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1115819849147 - 2² = 1115819849143 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (59).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1115819849143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 151229 + ... + 1501502.

It is an arithmetic number, because the mean of its divisors is an integer number (141853987560).

Almost surely, 2^{1115819849147} is an apocalyptic number.

1115819849147 is a deficient number, since it is larger than the sum of its proper divisors (19012051333).

1115819849147 is a wasteful number, since it uses less digits than its factorization.

1115819849147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1664233.

The product of its digits is 2903040, while the sum is 59.

The spelling of 1115819849147 in words is "one trillion, one hundred fifteen billion, eight hundred nineteen million, eight hundred forty-nine thousand, one hundred forty-seven".