113651928 has 192 divisors, whose sum is σ = 353808000. Its totient is φ = 32707584.

The previous prime is 113651927. The next prime is 113651929. The reversal of 113651928 is 829156311.

113651928 is a `hidden beast` number, since 1 + 136 + 519 + 2 + 8 = 666.

It is an interprime number because it is at equal distance from previous prime (113651927) and next prime (113651929).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 113651892 and 113651901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113651927) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1438593 + ... + 1438671.

It is an arithmetic number, because the mean of its divisors is an integer number (1842750).

Almost surely, 2^113651928 is an apocalyptic number.

113651928 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 113651928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (176904000).

113651928 is an abundant number, since it is smaller than the sum of its proper divisors (240156072).

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

113651928 is a wasteful number, since it uses less digits than its factorization.

113651928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186 (or 179 counting only the distinct ones).

The product of its digits is 12960, while the sum is 36.

The square root of 113651928 is about 10660.7658261496. The cubic root of 113651928 is about 484.3867659605.

The spelling of 113651928 in words is "one hundred thirteen million, six hundred fifty-one thousand, nine hundred twenty-eight".