111601379 has 8 divisors (see below), whose sum is σ = 118383408. Its totient is φ = 104843520.

The previous prime is 111601351. The next prime is 111601381. The reversal of 111601379 is 973106111.

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 111601379 - 2¹⁶ = 111535843 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111601319) 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, 3959 + ... + 15455.

It is an arithmetic number, because the mean of its divisors is an integer number (14797926).

Almost surely, 2^111601379 is an apocalyptic number.

111601379 is a deficient number, since it is larger than the sum of its proper divisors (6782029).

111601379 is a wasteful number, since it uses less digits than its factorization.

111601379 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12085.

The product of its (nonzero) digits is 1134, while the sum is 29.

The square root of 111601379 is about 10564.1553850746. The cubic root of 111601379 is about 481.4559079745.

The spelling of 111601379 in words is "one hundred eleven million, six hundred one thousand, three hundred seventy-nine".