4623139 has 2 divisors, whose sum is σ = 4623140. Its totient is φ = 4623138.

The previous prime is 4623131. The next prime is 4623191. The reversal of 4623139 is 9313264.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4623139 - 2³ = 4623131 is a prime.

It is not a weakly prime, because it can be changed into another prime (4623131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2311569 + 2311570.

It is an arithmetic number, because the mean of its divisors is an integer number (2311570).

Almost surely, 2^4623139 is an apocalyptic number.

4623139 is a deficient number, since it is larger than the sum of its proper divisors (1).

4623139 is an equidigital number, since it uses as much as digits as its factorization.

4623139 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3888, while the sum is 28.

The square root of 4623139 is about 2150.1485995159. The cubic root of 4623139 is about 166.5887426839.

The spelling of 4623139 in words is "four million, six hundred twenty-three thousand, one hundred thirty-nine".