4991600239 has 2 divisors, whose sum is σ = 4991600240. Its totient is φ = 4991600238.

The previous prime is 4991600221. The next prime is 4991600269. The reversal of 4991600239 is 9320061994.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4991600239 - 2²¹ = 4989503087 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4991600195 and 4991600204.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4991600269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2495800119 + 2495800120.

It is an arithmetic number, because the mean of its divisors is an integer number (2495800120).

Almost surely, 2^4991600239 is an apocalyptic number.

4991600239 is a deficient number, since it is larger than the sum of its proper divisors (1).

4991600239 is an equidigital number, since it uses as much as digits as its factorization.

4991600239 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 104976, while the sum is 43.

The square root of 4991600239 is about 70651.2578727371. The cubic root of 4991600239 is about 1709.0178506732.

The spelling of 4991600239 in words is "four billion, nine hundred ninety-one million, six hundred thousand, two hundred thirty-nine".