4126939 has 2 divisors, whose sum is σ = 4126940. Its totient is φ = 4126938.

The previous prime is 4126921. The next prime is 4126963. The reversal of 4126939 is 9396214.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4126939 - 2⁵ = 4126907 is a prime.

It is not a weakly prime, because it can be changed into another prime (4126979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2063469 + 2063470.

It is an arithmetic number, because the mean of its divisors is an integer number (2063470).

Almost surely, 2^4126939 is an apocalyptic number.

4126939 is a deficient number, since it is larger than the sum of its proper divisors (1).

4126939 is an equidigital number, since it uses as much as digits as its factorization.

4126939 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11664, while the sum is 34.

The square root of 4126939 is about 2031.4868938785. The cubic root of 4126939 is about 160.4018414890.

The spelling of 4126939 in words is "four million, one hundred twenty-six thousand, nine hundred thirty-nine".