113404277 has 6 divisors (see below), whose sum is σ = 131919318. Its totient is φ = 97203624.

The previous prime is 113404273. The next prime is 113404301. The reversal of 113404277 is 772404311.

It can be written as a sum of positive squares in only one way, i.e., 99221521 + 14182756 = 9961^2 + 3766^2 .

It is not a de Polignac number, because 113404277 - 2² = 113404273 is a prime.

It is a super-3 number, since 3×113404277³ (a number of 25 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113404273) 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, 1157138 + ... + 1157235.

It is an arithmetic number, because the mean of its divisors is an integer number (21986553).

Almost surely, 2^113404277 is an apocalyptic number.

It is an amenable number.

113404277 is a deficient number, since it is larger than the sum of its proper divisors (18515041).

113404277 is an equidigital number, since it uses as much as digits as its factorization.

113404277 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2314387 (or 2314380 counting only the distinct ones).

The product of its (nonzero) digits is 4704, while the sum is 29.

The square root of 113404277 is about 10649.1444257274. The cubic root of 113404277 is about 484.0346789463.

Adding to 113404277 its reverse (772404311), we get a palindrome (885808588).

The spelling of 113404277 in words is "one hundred thirteen million, four hundred four thousand, two hundred seventy-seven".