214701191 has 2 divisors, whose sum is σ = 214701192. Its totient is φ = 214701190.

The previous prime is 214701169. The next prime is 214701199. The reversal of 214701191 is 191107412.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 214701191 - 2¹⁴ = 214684807 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 214701191.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (214701199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107350595 + 107350596.

It is an arithmetic number, because the mean of its divisors is an integer number (107350596).

Almost surely, 2^214701191 is an apocalyptic number.

214701191 is a deficient number, since it is larger than the sum of its proper divisors (1).

214701191 is an equidigital number, since it uses as much as digits as its factorization.

214701191 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 504, while the sum is 26.

The square root of 214701191 is about 14652.6854535269. The cubic root of 214701191 is about 598.7949805745.

The spelling of 214701191 in words is "two hundred fourteen million, seven hundred one thousand, one hundred ninety-one".