111354553403 has 4 divisors (see below), whose sum is σ = 111937561728. Its totient is φ = 110771545080.

The previous prime is 111354553369. The next prime is 111354553417. The reversal of 111354553403 is 304355453111.

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 111354553403 - 2⁶ = 111354553339 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111354553903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 291503876 + ... + 291504257.

It is an arithmetic number, because the mean of its divisors is an integer number (27984390432).

Almost surely, 2^111354553403 is an apocalyptic number.

111354553403 is a deficient number, since it is larger than the sum of its proper divisors (583008325).

111354553403 is an equidigital number, since it uses as much as digits as its factorization.

111354553403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 583008324.

The product of its (nonzero) digits is 54000, while the sum is 35.

The spelling of 111354553403 in words is "one hundred eleven billion, three hundred fifty-four million, five hundred fifty-three thousand, four hundred three".