1126787 has 2 divisors, whose sum is σ = 1126788. Its totient is φ = 1126786.

The previous prime is 1126781. The next prime is 1126823. The reversal of 1126787 is 7876211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1126787 - 2⁴ = 1126771 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1126781) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 563393 + 563394.

It is an arithmetic number, because the mean of its divisors is an integer number (563394).

2^1126787 is an apocalyptic number.

1126787 is a deficient number, since it is larger than the sum of its proper divisors (1).

1126787 is an equidigital number, since it uses as much as digits as its factorization.

1126787 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4704, while the sum is 32.

The square root of 1126787 is about 1061.5022373975. The cubic root of 1126787 is about 104.0592303139.

The spelling of 1126787 in words is "one million, one hundred twenty-six thousand, seven hundred eighty-seven".