213045635 has 16 divisors (see below), whose sum is σ = 285701472. Its totient is φ = 151161600.

The previous prime is 213045601. The next prime is 213045661. The reversal of 213045635 is 536540312.

It is not a de Polignac number, because 213045635 - 2⁸ = 213045379 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 213045598 and 213045607.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44984 + ... + 49493.

It is an arithmetic number, because the mean of its divisors is an integer number (17856342).

Almost surely, 2^213045635 is an apocalyptic number.

213045635 is a deficient number, since it is larger than the sum of its proper divisors (72655837).

213045635 is a wasteful number, since it uses less digits than its factorization.

213045635 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94534.

The product of its (nonzero) digits is 10800, while the sum is 29.

The square root of 213045635 is about 14596.0828649333. The cubic root of 213045635 is about 597.2519093982.

Adding to 213045635 its reverse (536540312), we get a palindrome (749585947).

The spelling of 213045635 in words is "two hundred thirteen million, forty-five thousand, six hundred thirty-five".