2113465 has 8 divisors (see below), whose sum is σ = 2669760. Its totient is φ = 1601712.

The previous prime is 2113459. The next prime is 2113469. The reversal of 2113465 is 5643112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2113465 - 2⁷ = 2113337 is a prime.

2113465 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (2113469) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11029 + ... + 11218.

It is an arithmetic number, because the mean of its divisors is an integer number (333720).

2^2113465 is an apocalyptic number.

It is an amenable number.

2113465 is a deficient number, since it is larger than the sum of its proper divisors (556295).

2113465 is a wasteful number, since it uses less digits than its factorization.

2113465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22271.

The product of its digits is 720, while the sum is 22.

The square root of 2113465 is about 1453.7761175642. The cubic root of 2113465 is about 128.3310319859.

Adding to 2113465 its reverse (5643112), we get a palindrome (7756577).

The spelling of 2113465 in words is "two million, one hundred thirteen thousand, four hundred sixty-five".