1118402954947 has 4 divisors (see below), whose sum is σ = 1126940382216. Its totient is φ = 1109865527680.

The previous prime is 1118402954927. The next prime is 1118402954953. The reversal of 1118402954947 is 7494592048111.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1118402954947 - 2¹¹ = 1118402952899 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1118402954927) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4268713438 + ... + 4268713699.

It is an arithmetic number, because the mean of its divisors is an integer number (281735095554).

Almost surely, 2^{1118402954947} is an apocalyptic number.

1118402954947 is a deficient number, since it is larger than the sum of its proper divisors (8537427269).

1118402954947 is an equidigital number, since it uses as much as digits as its factorization.

1118402954947 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8537427268.

The product of its (nonzero) digits is 2903040, while the sum is 55.

The spelling of 1118402954947 in words is "one trillion, one hundred eighteen billion, four hundred two million, nine hundred fifty-four thousand, nine hundred forty-seven".