111228476 has 6 divisors (see below), whose sum is σ = 194649840. Its totient is φ = 55614236.

The previous prime is 111228473. The next prime is 111228479. The reversal of 111228476 is 674822111.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (111228473) and next prime (111228479).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111228473) by changing a digit.

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, 13903556 + ... + 13903563.

It is an arithmetic number, because the mean of its divisors is an integer number (32441640).

Almost surely, 2^111228476 is an apocalyptic number.

It is an amenable number.

111228476 is a deficient number, since it is larger than the sum of its proper divisors (83421364).

111228476 is a wasteful number, since it uses less digits than its factorization.

111228476 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27807123 (or 27807121 counting only the distinct ones).

The product of its digits is 5376, while the sum is 32.

The square root of 111228476 is about 10546.4911700527. The cubic root of 111228476 is about 480.9190666658.

The spelling of 111228476 in words is "one hundred eleven million, two hundred twenty-eight thousand, four hundred seventy-six".