111003005401 has 4 divisors (see below), whose sum is σ = 117532593972. Its totient is φ = 104473416832.

The previous prime is 111003005387. The next prime is 111003005411. The reversal of 111003005401 is 104500300111.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 66440217600 + 44562787801 = 257760^2 + 211099^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111003005401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111003005411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3264794260 + ... + 3264794293.

It is an arithmetic number, because the mean of its divisors is an integer number (29383148493).

Almost surely, 2^111003005401 is an apocalyptic number.

It is an amenable number.

111003005401 is a deficient number, since it is larger than the sum of its proper divisors (6529588571).

111003005401 is an equidigital number, since it uses as much as digits as its factorization.

111003005401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6529588570.

The product of its (nonzero) digits is 60, while the sum is 16.

Adding to 111003005401 its reverse (104500300111), we get a palindrome (215503305512).

The spelling of 111003005401 in words is "one hundred eleven billion, three million, five thousand, four hundred one".