214312195 has 4 divisors (see below), whose sum is σ = 257174640. Its totient is φ = 171449752.

The previous prime is 214312193. The next prime is 214312211. The reversal of 214312195 is 591213412.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 214312195 - 2¹ = 214312193 is a prime.

It is not an unprimeable number, because it can be changed into a prime (214312193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21431215 + ... + 21431224.

It is an arithmetic number, because the mean of its divisors is an integer number (64293660).

Almost surely, 2^214312195 is an apocalyptic number.

214312195 is a deficient number, since it is larger than the sum of its proper divisors (42862445).

214312195 is an equidigital number, since it uses as much as digits as its factorization.

214312195 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42862444.

The product of its digits is 2160, while the sum is 28.

The square root of 214312195 is about 14639.4055548714. The cubic root of 214312195 is about 598.4331293484.

The spelling of 214312195 in words is "two hundred fourteen million, three hundred twelve thousand, one hundred ninety-five".