111604141 has 8 divisors (see below), whose sum is σ = 122298624. Its totient is φ = 101001120.

The previous prime is 111604139. The next prime is 111604147. The reversal of 111604141 is 141406111.

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

It is not a de Polignac number, because 111604141 - 2¹ = 111604139 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111604147) 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, 20296 + ... + 25201.

It is an arithmetic number, because the mean of its divisors is an integer number (15287328).

Almost surely, 2^111604141 is an apocalyptic number.

111604141 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

111604141 is a deficient number, since it is larger than the sum of its proper divisors (10694483).

111604141 is a wasteful number, since it uses less digits than its factorization.

111604141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45731.

The product of its (nonzero) digits is 96, while the sum is 19.

The square root of 111604141 is about 10564.2861093403. The cubic root of 111604141 is about 481.4598797601.

The spelling of 111604141 in words is "one hundred eleven million, six hundred four thousand, one hundred forty-one".