214429977191 has 2 divisors, whose sum is σ = 214429977192. Its totient is φ = 214429977190.

The previous prime is 214429977161. The next prime is 214429977239. The reversal of 214429977191 is 191779924412.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 214429977191 - 2³⁴ = 197250108007 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (214429977101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107214988595 + 107214988596.

It is an arithmetic number, because the mean of its divisors is an integer number (107214988596).

Almost surely, 2^214429977191 is an apocalyptic number.

214429977191 is a deficient number, since it is larger than the sum of its proper divisors (1).

214429977191 is an equidigital number, since it uses as much as digits as its factorization.

214429977191 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2286144, while the sum is 56.

The spelling of 214429977191 in words is "two hundred fourteen billion, four hundred twenty-nine million, nine hundred seventy-seven thousand, one hundred ninety-one".