214296997 has 2 divisors, whose sum is σ = 214296998. Its totient is φ = 214296996.

The previous prime is 214296989. The next prime is 214297009. The reversal of 214296997 is 799692412.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 140920641 + 73376356 = 11871^2 + 8566^2 .

It is a cyclic number.

It is not a de Polignac number, because 214296997 - 2³ = 214296989 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 214296997.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (214296097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107148498 + 107148499.

It is an arithmetic number, because the mean of its divisors is an integer number (107148499).

Almost surely, 2^214296997 is an apocalyptic number.

It is an amenable number.

214296997 is a deficient number, since it is larger than the sum of its proper divisors (1).

214296997 is an equidigital number, since it uses as much as digits as its factorization.

214296997 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 489888, while the sum is 49.

The square root of 214296997 is about 14638.8864672146. The cubic root of 214296997 is about 598.4189830050.

The spelling of 214296997 in words is "two hundred fourteen million, two hundred ninety-six thousand, nine hundred ninety-seven".