214543232503 has 2 divisors, whose sum is σ = 214543232504. Its totient is φ = 214543232502.

The previous prime is 214543232489. The next prime is 214543232549. The reversal of 214543232503 is 305232345412.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 214543232503 - 2²¹ = 214541135351 is a prime.

It is a super-2 number, since 2×214543232503² (a number of 23 digits) contains 22 as substring.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (214543232573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107271616251 + 107271616252.

It is an arithmetic number, because the mean of its divisors is an integer number (107271616252).

Almost surely, 2^214543232503 is an apocalyptic number.

214543232503 is a deficient number, since it is larger than the sum of its proper divisors (1).

214543232503 is an equidigital number, since it uses as much as digits as its factorization.

214543232503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 86400, while the sum is 34.

Adding to 214543232503 its reverse (305232345412), we get a palindrome (519775577915).

The spelling of 214543232503 in words is "two hundred fourteen billion, five hundred forty-three million, two hundred thirty-two thousand, five hundred three".