214138123 has 2 divisors, whose sum is σ = 214138124. Its totient is φ = 214138122.

The previous prime is 214138033. The next prime is 214138139. The reversal of 214138123 is 321831412.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 214138123 - 2²⁵ = 180583691 is a prime.

It is not a weakly prime, because it can be changed into another prime (214138163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107069061 + 107069062.

It is an arithmetic number, because the mean of its divisors is an integer number (107069062).

Almost surely, 2^214138123 is an apocalyptic number.

214138123 is a deficient number, since it is larger than the sum of its proper divisors (1).

214138123 is an equidigital number, since it uses as much as digits as its factorization.

214138123 is an odious number, because the sum of its binary digits is odd.

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

The square root of 214138123 is about 14633.4590237578. The cubic root of 214138123 is about 598.2710625590.

Adding to 214138123 its reverse (321831412), we get a palindrome (535969535).

The spelling of 214138123 in words is "two hundred fourteen million, one hundred thirty-eight thousand, one hundred twenty-three".