113105545 has 16 divisors (see below), whose sum is σ = 155312640. Its totient is φ = 77459904.

The previous prime is 113105533. The next prime is 113105567. The reversal of 113105545 is 545501311.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 113105545 - 2⁷ = 113105417 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35904 + ... + 38926.

It is an arithmetic number, because the mean of its divisors is an integer number (9707040).

Almost surely, 2^113105545 is an apocalyptic number.

It is an amenable number.

113105545 is a deficient number, since it is larger than the sum of its proper divisors (42207095).

113105545 is a wasteful number, since it uses less digits than its factorization.

113105545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4104.

The product of its (nonzero) digits is 1500, while the sum is 25.

The square root of 113105545 is about 10635.1090732536. The cubic root of 113105545 is about 483.6092869940.

Adding to 113105545 its reverse (545501311), we get a palindrome (658606856).

The spelling of 113105545 in words is "one hundred thirteen million, one hundred five thousand, five hundred forty-five".