111243034 has 12 divisors (see below), whose sum is σ = 194107914. Its totient is φ = 47675544.

The previous prime is 111243029. The next prime is 111243047. The reversal of 111243034 is 430342111.

It can be written as a sum of positive squares in only one way, i.e., 92102409 + 19140625 = 9597^2 + 4375^2 .

It is a super-2 number, since 2×111243034² = 24750025227050312, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 567469 + ... + 567664.

Almost surely, 2^111243034 is an apocalyptic number.

111243034 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

111243034 is a deficient number, since it is larger than the sum of its proper divisors (82864880).

111243034 is a wasteful number, since it uses less digits than its factorization.

111243034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1135149 (or 1135142 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 111243034 is about 10547.1813296255. The cubic root of 111243034 is about 480.9400472474.

Adding to 111243034 its reverse (430342111), we get a palindrome (541585145).

The spelling of 111243034 in words is "one hundred eleven million, two hundred forty-three thousand, thirty-four".