2113541526 has 16 divisors (see below), whose sum is σ = 4306839984. Its totient is φ = 691221024.

The previous prime is 2113541509. The next prime is 2113541533. The reversal of 2113541526 is 6251453112.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2113541493 and 2113541502.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3322861 + ... + 3323496.

It is an arithmetic number, because the mean of its divisors is an integer number (269177499).

Almost surely, 2^2113541526 is an apocalyptic number.

2113541526 is an abundant number, since it is smaller than the sum of its proper divisors (2193298458).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2113541526 is a wasteful number, since it uses less digits than its factorization.

2113541526 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6646415.

The product of its digits is 7200, while the sum is 30.

The square root of 2113541526 is about 45973.2696901145. The cubic root of 2113541526 is about 1283.3258087076.

Adding to 2113541526 its reverse (6251453112), we get a palindrome (8364994638).

The spelling of 2113541526 in words is "two billion, one hundred thirteen million, five hundred forty-one thousand, five hundred twenty-six".