1058257 has 2 divisors, whose sum is σ = 1058258. Its totient is φ = 1058256.

The previous prime is 1058249. The next prime is 1058263. The reversal of 1058257 is 7528501.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 982081 + 76176 = 991^2 + 276^2 .

It is a cyclic number.

It is not a de Polignac number, because 1058257 - 2³ = 1058249 is a prime.

It is a super-2 number, since 2×1058257² = 2239815756098, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1058227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 529128 + 529129.

It is an arithmetic number, because the mean of its divisors is an integer number (529129).

2^1058257 is an apocalyptic number.

It is an amenable number.

1058257 is a deficient number, since it is larger than the sum of its proper divisors (1).

1058257 is an equidigital number, since it uses as much as digits as its factorization.

1058257 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2800, while the sum is 28.

The square root of 1058257 is about 1028.7161902099. The cubic root of 1058257 is about 101.9053652567.

The spelling of 1058257 in words is "one million, fifty-eight thousand, two hundred fifty-seven".