1100115543401 has 8 divisors (see below), whose sum is σ = 1274497851264. Its totient is φ = 930038971680.

The previous prime is 1100115543377. The next prime is 1100115543421. The reversal of 1100115543401 is 1043455110011.

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

It is not a de Polignac number, because 1100115543401 - 2⁶ = 1100115543337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1100115543421) 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, 1076433485 + ... + 1076434506.

It is an arithmetic number, because the mean of its divisors is an integer number (159312231408).

Almost surely, 2^{1100115543401} is an apocalyptic number.

It is an amenable number.

1100115543401 is a deficient number, since it is larger than the sum of its proper divisors (174382307863).

1100115543401 is an equidigital number, since it uses as much as digits as its factorization.

1100115543401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2152868071.

The product of its (nonzero) digits is 1200, while the sum is 26.

The spelling of 1100115543401 in words is "one trillion, one hundred billion, one hundred fifteen million, five hundred forty-three thousand, four hundred one".