213875339 has 2 divisors, whose sum is σ = 213875340. Its totient is φ = 213875338.

The previous prime is 213875273. The next prime is 213875353. The reversal of 213875339 is 933578312.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 213875339 - 2⁸ = 213875083 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 213875296 and 213875305.

It is not a weakly prime, because it can be changed into another prime (213875369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106937669 + 106937670.

It is an arithmetic number, because the mean of its divisors is an integer number (106937670).

Almost surely, 2^213875339 is an apocalyptic number.

213875339 is a deficient number, since it is larger than the sum of its proper divisors (1).

213875339 is an equidigital number, since it uses as much as digits as its factorization.

213875339 is an evil number, because the sum of its binary digits is even.

The product of its digits is 136080, while the sum is 41.

The square root of 213875339 is about 14624.4773923720. The cubic root of 213875339 is about 598.0262355055.

It can be divided in two parts, 2138 and 75339, that added together give a palindrome (77477).

The spelling of 213875339 in words is "two hundred thirteen million, eight hundred seventy-five thousand, three hundred thirty-nine".