214131433 has 2 divisors, whose sum is σ = 214131434. Its totient is φ = 214131432.

The previous prime is 214131361. The next prime is 214131457. The reversal of 214131433 is 334131412.

214131433 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 141063129 + 73068304 = 11877^2 + 8548^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-214131433 is a prime.

It is not a weakly prime, because it can be changed into another prime (214131493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107065716 + 107065717.

It is an arithmetic number, because the mean of its divisors is an integer number (107065717).

Almost surely, 2^214131433 is an apocalyptic number.

It is an amenable number.

214131433 is a deficient number, since it is larger than the sum of its proper divisors (1).

214131433 is an equidigital number, since it uses as much as digits as its factorization.

214131433 is an evil number, because the sum of its binary digits is even.

The product of its digits is 864, while the sum is 22.

The square root of 214131433 is about 14633.2304362366. The cubic root of 214131433 is about 598.2648321955.

Adding to 214131433 its reverse (334131412), we get a palindrome (548262845).

The spelling of 214131433 in words is "two hundred fourteen million, one hundred thirty-one thousand, four hundred thirty-three".