4663139 has 4 divisors (see below), whose sum is σ = 5021856. Its totient is φ = 4304424.

The previous prime is 4663121. The next prime is 4663157. The reversal of 4663139 is 9313664.

It is a happy number.

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

It is an interprime number because it is at equal distance from previous prime (4663121) and next prime (4663157).

It is a cyclic number.

It is not a de Polignac number, because 4663139 - 2¹² = 4659043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4663039) 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, 179339 + ... + 179364.

It is an arithmetic number, because the mean of its divisors is an integer number (1255464).

Almost surely, 2^4663139 is an apocalyptic number.

4663139 is a deficient number, since it is larger than the sum of its proper divisors (358717).

4663139 is a wasteful number, since it uses less digits than its factorization.

4663139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 358716.

The product of its digits is 11664, while the sum is 32.

The square root of 4663139 is about 2159.4302489314. The cubic root of 4663139 is about 167.0678128270.

The spelling of 4663139 in words is "four million, six hundred sixty-three thousand, one hundred thirty-nine".