1111199999953 has 8 divisors (see below), whose sum is σ = 1113367026816. Its totient is φ = 1109034259200.

The previous prime is 1111199999893. The next prime is 1111199999963. The reversal of 1111199999953 is 3599999911111.

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 1111199999953 - 2¹³ = 1111199991761 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1111199999963) 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, 1417308 + ... + 2056978.

It is an arithmetic number, because the mean of its divisors is an integer number (139170878352).

Almost surely, 2^{1111199999953} is an apocalyptic number.

It is an amenable number.

1111199999953 is a deficient number, since it is larger than the sum of its proper divisors (2167026863).

1111199999953 is an equidigital number, since it uses as much as digits as its factorization.

1111199999953 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 643055.

The product of its digits is 7971615, while the sum is 67.

The spelling of 1111199999953 in words is "one trillion, one hundred eleven billion, one hundred ninety-nine million, nine hundred ninety-nine thousand, nine hundred fifty-three".