5143739 has 4 divisors (see below), whose sum is σ = 5152056. Its totient is φ = 5135424.

The previous prime is 5143729. The next prime is 5143751. The reversal of 5143739 is 9373415.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 5143739 - 2⁸ = 5143483 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5143709) 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, 3149 + ... + 4494.

It is an arithmetic number, because the mean of its divisors is an integer number (1288014).

Almost surely, 2^5143739 is an apocalyptic number.

5143739 is a deficient number, since it is larger than the sum of its proper divisors (8317).

5143739 is an equidigital number, since it uses as much as digits as its factorization.

5143739 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8316.

The product of its digits is 11340, while the sum is 32.

The square root of 5143739 is about 2267.9812609455. The cubic root of 5143739 is about 172.6207402257.

The spelling of 5143739 in words is "five million, one hundred forty-three thousand, seven hundred thirty-nine".