113020308 has 54 divisors (see below), whose sum is σ = 295960574. Its totient is φ = 36364608.

The previous prime is 113020291. The next prime is 113020319. The reversal of 113020308 is 803020311.

It can be written as a sum of positive squares in 3 ways, for example, as 20629764 + 92390544 = 4542^2 + 9612^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 28410 + ... + 32142.

Almost surely, 2^113020308 is an apocalyptic number.

113020308 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 113020308, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (147980287).

113020308 is an abundant number, since it is smaller than the sum of its proper divisors (182940266).

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

113020308 is a wasteful number, since it uses less digits than its factorization.

113020308 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3801 (or 3767 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 113020308 is about 10631.1009777915. The cubic root of 113020308 is about 483.4877728689.

Adding to 113020308 its reverse (803020311), we get a palindrome (916040619).

The spelling of 113020308 in words is "one hundred thirteen million, twenty thousand, three hundred eight".