20416113 has 12 divisors (see below), whose sum is σ = 29568708. Its totient is φ = 13574400.

The previous prime is 20416093. The next prime is 20416117. The reversal of 20416113 is 31161402.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 12446784 + 7969329 = 3528^2 + 2823^2 .

It is not a de Polignac number, because 20416113 - 2¹³ = 20407921 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20416117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 781 + ... + 6437.

It is an arithmetic number, because the mean of its divisors is an integer number (2464059).

Almost surely, 2^20416113 is an apocalyptic number.

It is an amenable number.

20416113 is a deficient number, since it is larger than the sum of its proper divisors (9152595).

20416113 is a wasteful number, since it uses less digits than its factorization.

20416113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6064 (or 6061 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 20416113 is about 4518.4193032520. The cubic root of 20416113 is about 273.3113623360.

Adding to 20416113 its reverse (31161402), we get a palindrome (51577515).

The spelling of 20416113 in words is "twenty million, four hundred sixteen thousand, one hundred thirteen".