2113545411 has 12 divisors (see below), whose sum is σ = 3053847888. Its totient is φ = 1408592304.

The previous prime is 2113545409. The next prime is 2113545419. The reversal of 2113545411 is 1145453112.

2113545411 is a `hidden beast` number, since 2 + 113 + 5 + 4 + 541 + 1 = 666.

It is not a de Polignac number, because 2113545411 - 2¹ = 2113545409 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2113545419) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4455 + ... + 65168.

It is an arithmetic number, because the mean of its divisors is an integer number (254487324).

Almost surely, 2^2113545411 is an apocalyptic number.

2113545411 is a deficient number, since it is larger than the sum of its proper divisors (940302477).

2113545411 is a wasteful number, since it uses less digits than its factorization.

2113545411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73002 (or 72999 counting only the distinct ones).

The product of its digits is 2400, while the sum is 27.

The square root of 2113545411 is about 45973.3119429088. The cubic root of 2113545411 is about 1283.3265950209.

Adding to 2113545411 its reverse (1145453112), we get a palindrome (3258998523).

The spelling of 2113545411 in words is "two billion, one hundred thirteen million, five hundred forty-five thousand, four hundred eleven".