113401873 has 6 divisors (see below), whose sum is σ = 122796294. Its totient is φ = 104678496.

The previous prime is 113401831. The next prime is 113401889. The reversal of 113401873 is 378104311.

It can be written as a sum of positive squares in 3 ways, for example, as 15233409 + 98168464 = 3903^2 + 9908^2 .

It is a de Polignac number, because none of the positive numbers 2^k-113401873 is a prime.

It is a super-3 number, since 3×113401873³ (a number of 25 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113401273) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 335340 + ... + 335677.

It is an arithmetic number, because the mean of its divisors is an integer number (20466049).

Almost surely, 2^113401873 is an apocalyptic number.

113401873 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

113401873 is a deficient number, since it is larger than the sum of its proper divisors (9394421).

113401873 is an equidigital number, since it uses as much as digits as its factorization.

113401873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 671043 (or 671030 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 28.

The square root of 113401873 is about 10649.0315522117. The cubic root of 113401873 is about 484.0312586532.

The spelling of 113401873 in words is "one hundred thirteen million, four hundred one thousand, eight hundred seventy-three".