111401662 has 8 divisors (see below), whose sum is σ = 172492992. Its totient is φ = 53904000.

The previous prime is 111401651. The next prime is 111401729. The reversal of 111401662 is 266104111.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 898339 + ... + 898462.

It is an arithmetic number, because the mean of its divisors is an integer number (21561624).

Almost surely, 2^111401662 is an apocalyptic number.

111401662 is a deficient number, since it is larger than the sum of its proper divisors (61091330).

111401662 is a wasteful number, since it uses less digits than its factorization.

111401662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1796834.

The product of its (nonzero) digits is 288, while the sum is 22.

The square root of 111401662 is about 10554.6985745686. The cubic root of 111401662 is about 481.1685389302.

Adding to 111401662 its reverse (266104111), we get a palindrome (377505773).

The spelling of 111401662 in words is "one hundred eleven million, four hundred one thousand, six hundred sixty-two".