1111386478894 has 8 divisors (see below), whose sum is σ = 1724565225960. Its totient is φ = 536531403576.

The previous prime is 1111386478889. The next prime is 1111386478897. The reversal of 1111386478894 is 4988746831111.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1111386478897) 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, 9580917864 + ... + 9580917979.

It is an arithmetic number, because the mean of its divisors is an integer number (215570653245).

Almost surely, 2^{1111386478894} is an apocalyptic number.

1111386478894 is a deficient number, since it is larger than the sum of its proper divisors (613178747066).

1111386478894 is a wasteful number, since it uses less digits than its factorization.

1111386478894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19161835874.

The product of its digits is 9289728, while the sum is 61.

The spelling of 1111386478894 in words is "one trillion, one hundred eleven billion, three hundred eighty-six million, four hundred seventy-eight thousand, eight hundred ninety-four".