5664157 has 2 divisors, whose sum is σ = 5664158. Its totient is φ = 5664156.

The previous prime is 5664151. The next prime is 5664173. The reversal of 5664157 is 7514665.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4605316 + 1058841 = 2146^2 + 1029^2 .

It is a cyclic number.

It is not a de Polignac number, because 5664157 - 2¹¹ = 5662109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5664151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2832078 + 2832079.

It is an arithmetic number, because the mean of its divisors is an integer number (2832079).

Almost surely, 2^5664157 is an apocalyptic number.

It is an amenable number.

5664157 is a deficient number, since it is larger than the sum of its proper divisors (1).

5664157 is an equidigital number, since it uses as much as digits as its factorization.

5664157 is an evil number, because the sum of its binary digits is even.

The product of its digits is 25200, while the sum is 34.

The square root of 5664157 is about 2379.9489490323. The cubic root of 5664157 is about 178.2563847331.

The spelling of 5664157 in words is "five million, six hundred sixty-four thousand, one hundred fifty-seven".