213473063 has 4 divisors (see below), whose sum is σ = 226030320. Its totient is φ = 200915808.

The previous prime is 213473059. The next prime is 213473069. The reversal of 213473063 is 360374312.

It is a happy number.

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 213473063 - 2² = 213473059 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 11.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213473069) 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, 6278603 + ... + 6278636.

It is an arithmetic number, because the mean of its divisors is an integer number (56507580).

Almost surely, 2^213473063 is an apocalyptic number.

213473063 is a deficient number, since it is larger than the sum of its proper divisors (12557257).

213473063 is a wasteful number, since it uses less digits than its factorization.

213473063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12557256.

The product of its (nonzero) digits is 9072, while the sum is 29.

The square root of 213473063 is about 14610.7174019622. The cubic root of 213473063 is about 597.6510596509.

The spelling of 213473063 in words is "two hundred thirteen million, four hundred seventy-three thousand, sixty-three".