4148539 has 4 divisors (see below), whose sum is σ = 4158000. Its totient is φ = 4139080.

The previous prime is 4148489. The next prime is 4148567. The reversal of 4148539 is 9358414.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4148539 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4148239) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4039 + ... + 4960.

It is an arithmetic number, because the mean of its divisors is an integer number (1039500).

Almost surely, 2^4148539 is an apocalyptic number.

4148539 is a deficient number, since it is larger than the sum of its proper divisors (9461).

4148539 is an equidigital number, since it uses as much as digits as its factorization.

4148539 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9460.

The product of its digits is 17280, while the sum is 34.

The square root of 4148539 is about 2036.7962588340. The cubic root of 4148539 is about 160.6811972610.

The spelling of 4148539 in words is "four million, one hundred forty-eight thousand, five hundred thirty-nine".