4579894157 has 2 divisors, whose sum is σ = 4579894158. Its totient is φ = 4579894156.

The previous prime is 4579894153. The next prime is 4579894169. The reversal of 4579894157 is 7514989754.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4533463561 + 46430596 = 67331^2 + 6814^2 .

It is a cyclic number.

It is not a de Polignac number, because 4579894157 - 2² = 4579894153 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4579894096 and 4579894105.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4579894153) 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, 2289947078 + 2289947079.

It is an arithmetic number, because the mean of its divisors is an integer number (2289947079).

Almost surely, 2^4579894157 is an apocalyptic number.

It is an amenable number.

4579894157 is a deficient number, since it is larger than the sum of its proper divisors (1).

4579894157 is an equidigital number, since it uses as much as digits as its factorization.

4579894157 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12700800, while the sum is 59.

The square root of 4579894157 is about 67674.9152714652. The cubic root of 4579894157 is about 1660.6769094235.

The spelling of 4579894157 in words is "four billion, five hundred seventy-nine million, eight hundred ninety-four thousand, one hundred fifty-seven".