111545452003 has 16 divisors (see below), whose sum is σ = 116602177536. Its totient is φ = 106506194080.

The previous prime is 111545451973. The next prime is 111545452037. The reversal of 111545452003 is 300254545111.

It is a cyclic number.

It is not a de Polignac number, because 111545452003 - 2⁵ = 111545451971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111545453003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59617158 + ... + 59619028.

It is an arithmetic number, because the mean of its divisors is an integer number (7287636096).

Almost surely, 2^111545452003 is an apocalyptic number.

111545452003 is a deficient number, since it is larger than the sum of its proper divisors (5056725533).

111545452003 is a wasteful number, since it uses less digits than its factorization.

111545452003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5114.

The product of its (nonzero) digits is 12000, while the sum is 31.

Adding to 111545452003 its reverse (300254545111), we get a palindrome (411799997114).

The spelling of 111545452003 in words is "one hundred eleven billion, five hundred forty-five million, four hundred fifty-two thousand, three".