4523139 has 36 divisors (see below), whose sum is σ = 7279584. Its totient is φ = 2702592.

The previous prime is 4523137. The next prime is 4523147. The reversal of 4523139 is 9313254.

4523139 = T₃₈₂ + T₃₈₃ + ... + T₄₃₅.

4523139 is a `hidden beast` number, since 4 + 523 + 139 = 666.

It is not a de Polignac number, because 4523139 - 2¹ = 4523137 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4523137) 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 35 ways as a sum of consecutive naturals, for example, 96214 + ... + 96260.

Almost surely, 2^4523139 is an apocalyptic number.

4523139 is a deficient number, since it is larger than the sum of its proper divisors (2756445).

4523139 is a wasteful number, since it uses less digits than its factorization.

4523139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124 (or 104 counting only the distinct ones).

The product of its digits is 3240, while the sum is 27.

The square root of 4523139 is about 2126.7672651233. The cubic root of 4523139 is about 165.3788539713.

The spelling of 4523139 in words is "four million, five hundred twenty-three thousand, one hundred thirty-nine".