213130867 has 2 divisors, whose sum is σ = 213130868. Its totient is φ = 213130866.

The previous prime is 213130849. The next prime is 213130901. The reversal of 213130867 is 768031312.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 213130867 - 2⁷ = 213130739 is a prime.

It is not a weakly prime, because it can be changed into another prime (213130817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106565433 + 106565434.

It is an arithmetic number, because the mean of its divisors is an integer number (106565434).

Almost surely, 2^213130867 is an apocalyptic number.

213130867 is a deficient number, since it is larger than the sum of its proper divisors (1).

213130867 is an equidigital number, since it uses as much as digits as its factorization.

213130867 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6048, while the sum is 31.

The square root of 213130867 is about 14599.0022604286. The cubic root of 213130867 is about 597.3315452124.

The spelling of 213130867 in words is "two hundred thirteen million, one hundred thirty thousand, eight hundred sixty-seven".