111417242 has 4 divisors (see below), whose sum is σ = 167125866. Its totient is φ = 55708620.

The previous prime is 111417239. The next prime is 111417277. The reversal of 111417242 is 242714111.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 71588521 + 39828721 = 8461^2 + 6311^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27854309 + ... + 27854312.

Almost surely, 2^111417242 is an apocalyptic number.

111417242 is a deficient number, since it is larger than the sum of its proper divisors (55708624).

111417242 is an equidigital number, since it uses as much as digits as its factorization.

111417242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55708623.

The product of its digits is 448, while the sum is 23.

The square root of 111417242 is about 10555.4366086865. The cubic root of 111417242 is about 481.1909690455.

The spelling of 111417242 in words is "one hundred eleven million, four hundred seventeen thousand, two hundred forty-two".