214480457 has 2 divisors, whose sum is σ = 214480458. Its totient is φ = 214480456.

The previous prime is 214480439. The next prime is 214480459. The reversal of 214480457 is 754084412.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 121242121 + 93238336 = 11011^2 + 9656^2 .

It is a cyclic number.

It is not a de Polignac number, because 214480457 - 2²⁴ = 197703241 is a prime.

Together with 214480459, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (214480459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107240228 + 107240229.

It is an arithmetic number, because the mean of its divisors is an integer number (107240229).

Almost surely, 2^214480457 is an apocalyptic number.

It is an amenable number.

214480457 is a deficient number, since it is larger than the sum of its proper divisors (1).

214480457 is an equidigital number, since it uses as much as digits as its factorization.

214480457 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 35840, while the sum is 35.

The square root of 214480457 is about 14645.1513136601. The cubic root of 214480457 is about 598.5897034440.

The spelling of 214480457 in words is "two hundred fourteen million, four hundred eighty thousand, four hundred fifty-seven".