213104351 has 2 divisors, whose sum is σ = 213104352. Its totient is φ = 213104350.

The previous prime is 213104329. The next prime is 213104369. The reversal of 213104351 is 153401312.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 213104351 - 2¹⁰ = 213103327 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (213104371) 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, 106552175 + 106552176.

It is an arithmetic number, because the mean of its divisors is an integer number (106552176).

Almost surely, 2^213104351 is an apocalyptic number.

213104351 is a deficient number, since it is larger than the sum of its proper divisors (1).

213104351 is an equidigital number, since it uses as much as digits as its factorization.

213104351 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 213104351 is about 14598.0940879281. The cubic root of 213104351 is about 597.3067724826.

Adding to 213104351 its reverse (153401312), we get a palindrome (366505663).

The spelling of 213104351 in words is "two hundred thirteen million, one hundred four thousand, three hundred fifty-one".