213364051 has 4 divisors (see below), whose sum is σ = 213743592. Its totient is φ = 212984512.

The previous prime is 213364037. The next prime is 213364117. The reversal of 213364051 is 150463312.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 213364051 - 2⁹ = 213363539 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (213364751) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 188926 + ... + 190051.

It is an arithmetic number, because the mean of its divisors is an integer number (53435898).

Almost surely, 2^213364051 is an apocalyptic number.

213364051 is a deficient number, since it is larger than the sum of its proper divisors (379541).

213364051 is an equidigital number, since it uses as much as digits as its factorization.

213364051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 379540.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 213364051 is about 14606.9863763885. The cubic root of 213364051 is about 597.5493103098.

The spelling of 213364051 in words is "two hundred thirteen million, three hundred sixty-four thousand, fifty-one".