2113755 has 32 divisors (see below), whose sum is σ = 3967488. Its totient is φ = 940800.

The previous prime is 2113753. The next prime is 2113757. The reversal of 2113755 is 5573112.

It is an interprime number because it is at equal distance from previous prime (2113753) and next prime (2113757).

It is not a de Polignac number, because 2113755 - 2¹ = 2113753 is a prime.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (2113753) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4060 + ... + 4550.

It is an arithmetic number, because the mean of its divisors is an integer number (123984).

2^2113755 is an apocalyptic number.

2113755 is a deficient number, since it is larger than the sum of its proper divisors (1853733).

2113755 is a wasteful number, since it uses less digits than its factorization.

2113755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 547.

The product of its digits is 1050, while the sum is 24.

The square root of 2113755 is about 1453.8758543975. The cubic root of 2113755 is about 128.3369013832.

Adding to 2113755 its reverse (5573112), we get a palindrome (7686867).

The spelling of 2113755 in words is "two million, one hundred thirteen thousand, seven hundred fifty-five".