111434136 has 32 divisors (see below), whose sum is σ = 303912000. Its totient is φ = 33767840.

The previous prime is 111434083. The next prime is 111434137. The reversal of 111434136 is 631434111.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111434137) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 210786 + ... + 211313.

It is an arithmetic number, because the mean of its divisors is an integer number (9497250).

Almost surely, 2^111434136 is an apocalyptic number.

It is an amenable number.

111434136 is an abundant number, since it is smaller than the sum of its proper divisors (192477864).

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

111434136 is a wasteful number, since it uses less digits than its factorization.

111434136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 422119 (or 422115 counting only the distinct ones).

The product of its digits is 864, while the sum is 24.

The square root of 111434136 is about 10556.2368294767. The cubic root of 111434136 is about 481.2152885292.

Adding to 111434136 its reverse (631434111), we get a palindrome (742868247).

The spelling of 111434136 in words is "one hundred eleven million, four hundred thirty-four thousand, one hundred thirty-six".