1138757 has 2 divisors, whose sum is σ = 1138758. Its totient is φ = 1138756.

The previous prime is 1138751. The next prime is 1138771. The reversal of 1138757 is 7578311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1136356 + 2401 = 1066^2 + 49^2 .

It is a cyclic number.

It is not a de Polignac number, because 1138757 - 2⁴ = 1138741 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 (1138751) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 569378 + 569379.

It is an arithmetic number, because the mean of its divisors is an integer number (569379).

2^1138757 is an apocalyptic number.

It is an amenable number.

1138757 is a deficient number, since it is larger than the sum of its proper divisors (1).

1138757 is an equidigital number, since it uses as much as digits as its factorization.

1138757 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5880, while the sum is 32.

The square root of 1138757 is about 1067.1255783646. The cubic root of 1138757 is about 104.4264112605.

The spelling of 1138757 in words is "one million, one hundred thirty-eight thousand, seven hundred fifty-seven".