113121304 has 32 divisors (see below), whose sum is σ = 217800000. Its totient is φ = 55050912.

The previous prime is 113121301. The next prime is 113121317. The reversal of 113121304 is 403121311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113121301) 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, 171327 + ... + 171985.

It is an arithmetic number, because the mean of its divisors is an integer number (6806250).

Almost surely, 2^113121304 is an apocalyptic number.

It is an amenable number.

113121304 is a deficient number, since it is larger than the sum of its proper divisors (104678696).

113121304 is a wasteful number, since it uses less digits than its factorization.

113121304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1207 (or 1203 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 113121304 is about 10635.8499425293. The cubic root of 113121304 is about 483.6317463845.

Adding to 113121304 its reverse (403121311), we get a palindrome (516242615).

The spelling of 113121304 in words is "one hundred thirteen million, one hundred twenty-one thousand, three hundred four".