113411505 has 64 divisors (see below), whose sum is σ = 204415488. Its totient is φ = 53391360.

The previous prime is 113411497. The next prime is 113411509. The reversal of 113411505 is 505114311.

It is a happy number.

It is not a de Polignac number, because 113411505 - 2³ = 113411497 is a prime.

It is not an unprimeable number, because it can be changed into a prime (113411509) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 357607 + ... + 357923.

It is an arithmetic number, because the mean of its divisors is an integer number (3193992).

Almost surely, 2^113411505 is an apocalyptic number.

113411505 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

113411505 is a deficient number, since it is larger than the sum of its proper divisors (91003983).

113411505 is a wasteful number, since it uses less digits than its factorization.

113411505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 426.

The product of its (nonzero) digits is 300, while the sum is 21.

The square root of 113411505 is about 10649.4837903065. The cubic root of 113411505 is about 484.0449622984.

Adding to 113411505 its reverse (505114311), we get a palindrome (618525816).

The spelling of 113411505 in words is "one hundred thirteen million, four hundred eleven thousand, five hundred five".