213265703 has 4 divisors (see below), whose sum is σ = 243732240. Its totient is φ = 182799168.

The previous prime is 213265673. The next prime is 213265711. The reversal of 213265703 is 307562312.

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 213265703 - 2¹⁴ = 213249319 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 (213265733) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15233258 + ... + 15233271.

It is an arithmetic number, because the mean of its divisors is an integer number (60933060).

Almost surely, 2^213265703 is an apocalyptic number.

213265703 is a deficient number, since it is larger than the sum of its proper divisors (30466537).

213265703 is an equidigital number, since it uses as much as digits as its factorization.

213265703 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30466536.

The product of its (nonzero) digits is 7560, while the sum is 29.

The square root of 213265703 is about 14603.6195170923. The cubic root of 213265703 is about 597.4574847640.

The spelling of 213265703 in words is "two hundred thirteen million, two hundred sixty-five thousand, seven hundred three".