213350505 has 16 divisors (see below), whose sum is σ = 341699904. Its totient is φ = 113673920.

The previous prime is 213350497. The next prime is 213350513. The reversal of 213350505 is 505053312.

It is an interprime number because it is at equal distance from previous prime (213350497) and next prime (213350513).

It is not a de Polignac number, because 213350505 - 2³ = 213350497 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9847 + ... + 22883.

It is an arithmetic number, because the mean of its divisors is an integer number (21356244).

Almost surely, 2^213350505 is an apocalyptic number.

It is an amenable number.

213350505 is a deficient number, since it is larger than the sum of its proper divisors (128349399).

213350505 is a wasteful number, since it uses less digits than its factorization.

213350505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14136.

The product of its (nonzero) digits is 2250, while the sum is 24.

The square root of 213350505 is about 14606.5226867999. The cubic root of 213350505 is about 597.5366643584.

The spelling of 213350505 in words is "two hundred thirteen million, three hundred fifty thousand, five hundred five".