213375597 has 4 divisors (see below), whose sum is σ = 284500800. Its totient is φ = 142250396.

The previous prime is 213375583. The next prime is 213375647. The reversal of 213375597 is 795573312.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 213375597 - 2⁷ = 213375469 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213375397) 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, 35562597 + ... + 35562602.

It is an arithmetic number, because the mean of its divisors is an integer number (71125200).

Almost surely, 2^213375597 is an apocalyptic number.

It is an amenable number.

213375597 is a deficient number, since it is larger than the sum of its proper divisors (71125203).

213375597 is an equidigital number, since it uses as much as digits as its factorization.

213375597 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71125202.

The product of its digits is 198450, while the sum is 42.

The square root of 213375597 is about 14607.3815928797. The cubic root of 213375597 is about 597.5600887264.

The spelling of 213375597 in words is "two hundred thirteen million, three hundred seventy-five thousand, five hundred ninety-seven".