1126457 has 2 divisors, whose sum is σ = 1126458. Its totient is φ = 1126456.

The previous prime is 1126441. The next prime is 1126459. The reversal of 1126457 is 7546211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 913936 + 212521 = 956^2 + 461^2 .

It is a cyclic number.

It is not a de Polignac number, because 1126457 - 2⁴ = 1126441 is a prime.

Together with 1126459, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1126459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 563228 + 563229.

It is an arithmetic number, because the mean of its divisors is an integer number (563229).

2^1126457 is an apocalyptic number.

It is an amenable number.

1126457 is a deficient number, since it is larger than the sum of its proper divisors (1).

1126457 is an equidigital number, since it uses as much as digits as its factorization.

1126457 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1680, while the sum is 26.

The square root of 1126457 is about 1061.3467859281. The cubic root of 1126457 is about 104.0490707780.

The spelling of 1126457 in words is "one million, one hundred twenty-six thousand, four hundred fifty-seven".