2113343155 has 64 divisors (see below), whose sum is σ = 3380299776. Its totient is φ = 1229184000.

The previous prime is 2113343143. The next prime is 2113343173. The reversal of 2113343155 is 5513433112.

It is a happy number.

It is not a de Polignac number, because 2113343155 - 2⁵ = 2113343123 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 360145 + ... + 365965.

It is an arithmetic number, because the mean of its divisors is an integer number (52817184).

Almost surely, 2^2113343155 is an apocalyptic number.

2113343155 is a deficient number, since it is larger than the sum of its proper divisors (1266956621).

2113343155 is a wasteful number, since it uses less digits than its factorization.

2113343155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5908.

The product of its digits is 5400, while the sum is 28.

The square root of 2113343155 is about 45971.1121792806. The cubic root of 2113343155 is about 1283.2856576805.

Adding to 2113343155 its reverse (5513433112), we get a palindrome (7626776267).

The spelling of 2113343155 in words is "two billion, one hundred thirteen million, three hundred forty-three thousand, one hundred fifty-five".