2113544156 has 6 divisors (see below), whose sum is σ = 3698702280. Its totient is φ = 1056772076.

The previous prime is 2113544149. The next prime is 2113544161. The reversal of 2113544156 is 6514453112.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 264193016 + ... + 264193023.

It is an arithmetic number, because the mean of its divisors is an integer number (616450380).

Almost surely, 2^2113544156 is an apocalyptic number.

It is an amenable number.

2113544156 is a deficient number, since it is larger than the sum of its proper divisors (1585158124).

2113544156 is a wasteful number, since it uses less digits than its factorization.

2113544156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 528386043 (or 528386041 counting only the distinct ones).

The product of its digits is 14400, while the sum is 32.

The square root of 2113544156 is about 45973.2982936835. The cubic root of 2113544156 is about 1283.3263410125.

Adding to 2113544156 its reverse (6514453112), we get a palindrome (8627997268).

The spelling of 2113544156 in words is "two billion, one hundred thirteen million, five hundred forty-four thousand, one hundred fifty-six".