214310387 has 2 divisors, whose sum is σ = 214310388. Its totient is φ = 214310386.

The previous prime is 214310357. The next prime is 214310419. The reversal of 214310387 is 783013412.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 214310387 - 2¹⁶ = 214244851 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (214310357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107155193 + 107155194.

It is an arithmetic number, because the mean of its divisors is an integer number (107155194).

Almost surely, 2^214310387 is an apocalyptic number.

214310387 is a deficient number, since it is larger than the sum of its proper divisors (1).

214310387 is an equidigital number, since it uses as much as digits as its factorization.

214310387 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 214310387 is about 14639.3438035999. The cubic root of 214310387 is about 598.4314464917.

Adding to 214310387 its reverse (783013412), we get a palindrome (997323799).

The spelling of 214310387 in words is "two hundred fourteen million, three hundred ten thousand, three hundred eighty-seven".