111402345 has 8 divisors (see below), whose sum is σ = 178243776. Its totient is φ = 59414576.

The previous prime is 111402299. The next prime is 111402349. The reversal of 111402345 is 543204111.

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 111402345 - 2⁷ = 111402217 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (111402349) 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, 3713397 + ... + 3713426.

It is an arithmetic number, because the mean of its divisors is an integer number (22280472).

Almost surely, 2^111402345 is an apocalyptic number.

111402345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

111402345 is a deficient number, since it is larger than the sum of its proper divisors (66841431).

111402345 is an equidigital number, since it uses as much as digits as its factorization.

111402345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7426831.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 111402345 is about 10554.7309297774. The cubic root of 111402345 is about 481.1695222711.

Adding to 111402345 its reverse (543204111), we get a palindrome (654606456).

The spelling of 111402345 in words is "one hundred eleven million, four hundred two thousand, three hundred forty-five".