213315703 has 4 divisors (see below), whose sum is σ = 213364368. Its totient is φ = 213267040.

The previous prime is 213315691. The next prime is 213315749. The reversal of 213315703 is 307513312.

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 213315703 - 2⁹ = 213315191 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 (211315703) 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, 17026 + ... + 26767.

It is an arithmetic number, because the mean of its divisors is an integer number (53341092).

Almost surely, 2^213315703 is an apocalyptic number.

213315703 is a deficient number, since it is larger than the sum of its proper divisors (48665).

213315703 is an equidigital number, since it uses as much as digits as its factorization.

213315703 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48664.

The product of its (nonzero) digits is 1890, while the sum is 25.

The square root of 213315703 is about 14605.3313211307. The cubic root of 213315703 is about 597.5041722834.

The spelling of 213315703 in words is "two hundred thirteen million, three hundred fifteen thousand, seven hundred three".