4986139 has 2 divisors, whose sum is σ = 4986140. Its totient is φ = 4986138.

The previous prime is 4986131. The next prime is 4986143. The reversal of 4986139 is 9316894.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4986139 - 2³ = 4986131 is a prime.

4986139 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (4986131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2493069 + 2493070.

It is an arithmetic number, because the mean of its divisors is an integer number (2493070).

Almost surely, 2^4986139 is an apocalyptic number.

4986139 is a deficient number, since it is larger than the sum of its proper divisors (1).

4986139 is an equidigital number, since it uses as much as digits as its factorization.

4986139 is an evil number, because the sum of its binary digits is even.

The product of its digits is 46656, while the sum is 40.

The square root of 4986139 is about 2232.9664126448. The cubic root of 4986139 is about 170.8394352504.

The spelling of 4986139 in words is "four million, nine hundred eighty-six thousand, one hundred thirty-nine".