113420510545 has 16 divisors (see below), whose sum is σ = 143320610880. Its totient is φ = 85929249600.

The previous prime is 113420510543. The next prime is 113420510617. The reversal of 113420510545 is 545015024311.

It is not a de Polignac number, because 113420510545 - 2¹ = 113420510543 is a prime.

It is a super-3 number, since 3×113420510545³ (a number of 34 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (113420510543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42610 + ... + 478180.

It is an arithmetic number, because the mean of its divisors is an integer number (8957538180).

Almost surely, 2^113420510545 is an apocalyptic number.

It is an amenable number.

113420510545 is a deficient number, since it is larger than the sum of its proper divisors (29900100335).

113420510545 is a wasteful number, since it uses less digits than its factorization.

113420510545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 438336.

The product of its (nonzero) digits is 12000, while the sum is 31.

Adding to 113420510545 its reverse (545015024311), we get a palindrome (658435534856).

The spelling of 113420510545 in words is "one hundred thirteen billion, four hundred twenty million, five hundred ten thousand, five hundred forty-five".