4561157 has 2 divisors, whose sum is σ = 4561158. Its totient is φ = 4561156.

The previous prime is 4561129. The next prime is 4561163. The reversal of 4561157 is 7511654.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3118756 + 1442401 = 1766^2 + 1201^2 .

It is a cyclic number.

It is not a de Polignac number, because 4561157 - 2⁶ = 4561093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4561177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2280578 + 2280579.

It is an arithmetic number, because the mean of its divisors is an integer number (2280579).

Almost surely, 2^4561157 is an apocalyptic number.

It is an amenable number.

4561157 is a deficient number, since it is larger than the sum of its proper divisors (1).

4561157 is an equidigital number, since it uses as much as digits as its factorization.

4561157 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4200, while the sum is 29.

The square root of 4561157 is about 2135.6865406702. The cubic root of 4561157 is about 165.8409106296.

The spelling of 4561157 in words is "four million, five hundred sixty-one thousand, one hundred fifty-seven".