4210139 has 2 divisors, whose sum is σ = 4210140. Its totient is φ = 4210138.

The previous prime is 4210121. The next prime is 4210187. The reversal of 4210139 is 9310124.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4210139 - 2⁸ = 4209883 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4210139.

It is not a weakly prime, because it can be changed into another prime (4210109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2105069 + 2105070.

It is an arithmetic number, because the mean of its divisors is an integer number (2105070).

Almost surely, 2^4210139 is an apocalyptic number.

4210139 is a deficient number, since it is larger than the sum of its proper divisors (1).

4210139 is an equidigital number, since it uses as much as digits as its factorization.

4210139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 4210139 is about 2051.8623248162. The cubic root of 4210139 is about 161.4725900566.

The spelling of 4210139 in words is "four million, two hundred ten thousand, one hundred thirty-nine".