111652428 has 12 divisors (see below), whose sum is σ = 260522360. Its totient is φ = 37217472.

The previous prime is 111652423. The next prime is 111652439. The reversal of 111652428 is 824256111.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 111652395 and 111652404.

It is not an unprimeable number, because it can be changed into a prime (111652423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4652173 + ... + 4652196.

Almost surely, 2^111652428 is an apocalyptic number.

It is an amenable number.

111652428 is an abundant number, since it is smaller than the sum of its proper divisors (148869932).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111652428 is a wasteful number, since it uses less digits than its factorization.

111652428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9304376 (or 9304374 counting only the distinct ones).

The product of its digits is 3840, while the sum is 30.

The square root of 111652428 is about 10566.5712508836. The cubic root of 111652428 is about 481.5293063988.

The spelling of 111652428 in words is "one hundred eleven million, six hundred fifty-two thousand, four hundred twenty-eight".