214140229 has 2 divisors, whose sum is σ = 214140230. Its totient is φ = 214140228.

The previous prime is 214140191. The next prime is 214140239. The reversal of 214140229 is 922041412.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 147064129 + 67076100 = 12127^2 + 8190^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-214140229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (214140239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107070114 + 107070115.

It is an arithmetic number, because the mean of its divisors is an integer number (107070115).

Almost surely, 2^214140229 is an apocalyptic number.

It is an amenable number.

214140229 is a deficient number, since it is larger than the sum of its proper divisors (1).

214140229 is an equidigital number, since it uses as much as digits as its factorization.

214140229 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 214140229 is about 14633.5309819606. The cubic root of 214140229 is about 598.2730238395.

It can be divided in two parts, 214140 and 229, that added together give a square (214369 = 463²).

The spelling of 214140229 in words is "two hundred fourteen million, one hundred forty thousand, two hundred twenty-nine".