214907479 has 2 divisors, whose sum is σ = 214907480. Its totient is φ = 214907478.

The previous prime is 214907471. The next prime is 214907491. The reversal of 214907479 is 974709412.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 214907479 - 2³ = 214907471 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (214907471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107453739 + 107453740.

It is an arithmetic number, because the mean of its divisors is an integer number (107453740).

Almost surely, 2^214907479 is an apocalyptic number.

214907479 is a deficient number, since it is larger than the sum of its proper divisors (1).

214907479 is an equidigital number, since it uses as much as digits as its factorization.

214907479 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 127008, while the sum is 43.

The square root of 214907479 is about 14659.7230192115. The cubic root of 214907479 is about 598.9866961370.

The spelling of 214907479 in words is "two hundred fourteen million, nine hundred seven thousand, four hundred seventy-nine".