5639003 has 2 divisors, whose sum is σ = 5639004. Its totient is φ = 5639002.

The previous prime is 5638967. The next prime is 5639009. The reversal of 5639003 is 3009365.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5639003 - 2⁶ = 5638939 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (5639009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2819501 + 2819502.

It is an arithmetic number, because the mean of its divisors is an integer number (2819502).

Almost surely, 2^5639003 is an apocalyptic number.

5639003 is a deficient number, since it is larger than the sum of its proper divisors (1).

5639003 is an equidigital number, since it uses as much as digits as its factorization.

5639003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2430, while the sum is 26.

The square root of 5639003 is about 2374.6585017640. The cubic root of 5639003 is about 177.9921197538.

The spelling of 5639003 in words is "five million, six hundred thirty-nine thousand, three".