4270139 has 2 divisors, whose sum is σ = 4270140. Its totient is φ = 4270138.

The previous prime is 4270103. The next prime is 4270169. The reversal of 4270139 is 9310724.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4270139 - 2⁸ = 4269883 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (4270169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2135069 + 2135070.

It is an arithmetic number, because the mean of its divisors is an integer number (2135070).

Almost surely, 2^4270139 is an apocalyptic number.

4270139 is a deficient number, since it is larger than the sum of its proper divisors (1).

4270139 is an equidigital number, since it uses as much as digits as its factorization.

4270139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1512, while the sum is 26.

The square root of 4270139 is about 2066.4314651108. The cubic root of 4270139 is about 162.2360401030.

The spelling of 4270139 in words is "four million, two hundred seventy thousand, one hundred thirty-nine".