213066413 has 16 divisors (see below), whose sum is σ = 249232896. Its totient is φ = 178364160.

The previous prime is 213066407. The next prime is 213066439. The reversal of 213066413 is 314660312.

213066413 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 213066413 - 2¹⁶ = 213000877 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213066913) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 88220 + ... + 90602.

It is an arithmetic number, because the mean of its divisors is an integer number (15577056).

Almost surely, 2^213066413 is an apocalyptic number.

It is an amenable number.

213066413 is a deficient number, since it is larger than the sum of its proper divisors (36166483).

213066413 is a wasteful number, since it uses less digits than its factorization.

213066413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2684.

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 213066413 is about 14596.7946138870. The cubic root of 213066413 is about 597.2713251082.

The spelling of 213066413 in words is "two hundred thirteen million, sixty-six thousand, four hundred thirteen".