213352357 has 2 divisors, whose sum is σ = 213352358. Its totient is φ = 213352356.

The previous prime is 213352343. The next prime is 213352367. The reversal of 213352357 is 753253312.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 211586116 + 1766241 = 14546^2 + 1329^2 .

It is a cyclic number.

It is not a de Polignac number, because 213352357 - 2⁷ = 213352229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (213352367) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106676178 + 106676179.

It is an arithmetic number, because the mean of its divisors is an integer number (106676179).

Almost surely, 2^213352357 is an apocalyptic number.

It is an amenable number.

213352357 is a deficient number, since it is larger than the sum of its proper divisors (1).

213352357 is an equidigital number, since it uses as much as digits as its factorization.

213352357 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18900, while the sum is 31.

The square root of 213352357 is about 14606.5860829969. The cubic root of 213352357 is about 597.5383933360.

The spelling of 213352357 in words is "two hundred thirteen million, three hundred fifty-two thousand, three hundred fifty-seven".