1111325481915 has 48 divisors (see below), whose sum is σ = 1954651370784. Its totient is φ = 538772636160.

The previous prime is 1111325481911. The next prime is 1111325481977. The reversal of 1111325481915 is 5191845231111.

It is a happy number.

It is not a de Polignac number, because 1111325481915 - 2² = 1111325481911 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1111325481911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 24438039 + ... + 24483471.

It is an arithmetic number, because the mean of its divisors is an integer number (40721903558).

Almost surely, 2^{1111325481915} is an apocalyptic number.

1111325481915 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1111325481915 is a deficient number, since it is larger than the sum of its proper divisors (843325888869).

1111325481915 is a wasteful number, since it uses less digits than its factorization.

1111325481915 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58940 (or 58929 counting only the distinct ones).

The product of its digits is 43200, while the sum is 42.

The spelling of 1111325481915 in words is "one trillion, one hundred eleven billion, three hundred twenty-five million, four hundred eighty-one thousand, nine hundred fifteen".