113556534 has 64 divisors (see below), whose sum is σ = 288583680. Its totient is φ = 28978560.

The previous prime is 113556517. The next prime is 113556539. The reversal of 113556534 is 435655311.

It is a junction number, because it is equal to n+sod(n) for n = 113556495 and 113556504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113556539) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13572 + ... + 20280.

It is an arithmetic number, because the mean of its divisors is an integer number (4509120).

Almost surely, 2^113556534 is an apocalyptic number.

113556534 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 113556534, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (144291840).

113556534 is an abundant number, since it is smaller than the sum of its proper divisors (175027146).

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

113556534 is a wasteful number, since it uses less digits than its factorization.

113556534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6765.

The product of its digits is 27000, while the sum is 33.

The square root of 113556534 is about 10656.2908181036. The cubic root of 113556534 is about 484.2512043202.

The spelling of 113556534 in words is "one hundred thirteen million, five hundred fifty-six thousand, five hundred thirty-four".