111040001 has 8 divisors (see below), whose sum is σ = 112250784. Its totient is φ = 109836000.

The previous prime is 111039989. The next prime is 111040003. The reversal of 111040001 is 100040111.

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 111040001 - 2²⁶ = 43931137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111040003) 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, 35501 + ... + 38501.

It is an arithmetic number, because the mean of its divisors is an integer number (14031348).

Almost surely, 2^111040001 is an apocalyptic number.

It is an amenable number.

111040001 is a deficient number, since it is larger than the sum of its proper divisors (1210783).

111040001 is a wasteful number, since it uses less digits than its factorization.

111040001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3391.

The product of its (nonzero) digits is 4, while the sum is 8.

The square root of 111040001 is about 10537.5519453049. The cubic root of 111040001 is about 480.6472763553.

Adding to 111040001 its reverse (100040111), we get a palindrome (211080112).

The spelling of 111040001 in words is "one hundred eleven million, forty thousand, one".