8601157 has 2 divisors, whose sum is σ = 8601158. Its totient is φ = 8601156.

The previous prime is 8601143. The next prime is 8601163. The reversal of 8601157 is 7511068.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6713281 + 1887876 = 2591^2 + 1374^2 .

It is a cyclic number.

It is not a de Polignac number, because 8601157 - 2⁷ = 8601029 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8601107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4300578 + 4300579.

It is an arithmetic number, because the mean of its divisors is an integer number (4300579).

Almost surely, 2^8601157 is an apocalyptic number.

It is an amenable number.

8601157 is a deficient number, since it is larger than the sum of its proper divisors (1).

8601157 is an equidigital number, since it uses as much as digits as its factorization.

8601157 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1680, while the sum is 28.

The square root of 8601157 is about 2932.7729199514. The cubic root of 8601157 is about 204.8891488738.

It can be divided in two parts, 86011 and 57, that added together give a palindrome (86068).

The spelling of 8601157 in words is "eight million, six hundred one thousand, one hundred fifty-seven".