4260139 has 8 divisors (see below), whose sum is σ = 4695152. Its totient is φ = 3840480.

The previous prime is 4260133. The next prime is 4260167. The reversal of 4260139 is 9310624.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4260139 - 2³ = 4260131 is a prime.

It is a d-powerful number, because it can be written as 4¹¹ + 2³ + 6³ + 0 + 1 + 3¹⁰ + 9⁴ .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4260131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3252 + ... + 4369.

It is an arithmetic number, because the mean of its divisors is an integer number (586894).

Almost surely, 2^4260139 is an apocalyptic number.

4260139 is a deficient number, since it is larger than the sum of its proper divisors (435013).

4260139 is a wasteful number, since it uses less digits than its factorization.

4260139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7677.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 4260139 is about 2064.0104166404. The cubic root of 4260139 is about 162.1092972742.

The spelling of 4260139 in words is "four million, two hundred sixty thousand, one hundred thirty-nine".