4531157 has 2 divisors, whose sum is σ = 4531158. Its totient is φ = 4531156.

The previous prime is 4531127. The next prime is 4531171. The reversal of 4531157 is 7511354.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2869636 + 1661521 = 1694^2 + 1289^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4531157 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4531117) 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, 2265578 + 2265579.

It is an arithmetic number, because the mean of its divisors is an integer number (2265579).

Almost surely, 2^4531157 is an apocalyptic number.

It is an amenable number.

4531157 is a deficient number, since it is larger than the sum of its proper divisors (1).

4531157 is an equidigital number, since it uses as much as digits as its factorization.

4531157 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2100, while the sum is 26.

The square root of 4531157 is about 2128.6514510365. The cubic root of 4531157 is about 165.4765165975.

The spelling of 4531157 in words is "four million, five hundred thirty-one thousand, one hundred fifty-seven".