214308476189 has 2 divisors, whose sum is σ = 214308476190. Its totient is φ = 214308476188.

The previous prime is 214308476183. The next prime is 214308476197. The reversal of 214308476189 is 981674803412.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 207671604100 + 6636872089 = 455710^2 + 81467^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-214308476189 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 214308476189.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (214308476183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107154238094 + 107154238095.

It is an arithmetic number, because the mean of its divisors is an integer number (107154238095).

Almost surely, 2^214308476189 is an apocalyptic number.

It is an amenable number.

214308476189 is a deficient number, since it is larger than the sum of its proper divisors (1).

214308476189 is an equidigital number, since it uses as much as digits as its factorization.

214308476189 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2322432, while the sum is 53.

The spelling of 214308476189 in words is "two hundred fourteen billion, three hundred eight million, four hundred seventy-six thousand, one hundred eighty-nine".