1115759 has 2 divisors, whose sum is σ = 1115760. Its totient is φ = 1115758.

The previous prime is 1115743. The next prime is 1115767. The reversal of 1115759 is 9575111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1115759 - 2⁴ = 1115743 is a prime.

It is a Sophie Germain 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 (1115789) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 557879 + 557880.

It is an arithmetic number, because the mean of its divisors is an integer number (557880).

2^1115759 is an apocalyptic number.

1115759 is a deficient number, since it is larger than the sum of its proper divisors (1).

1115759 is an equidigital number, since it uses as much as digits as its factorization.

1115759 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1575, while the sum is 29.

The square root of 1115759 is about 1056.2949398724. The cubic root of 1115759 is about 103.7186366708.

The spelling of 1115759 in words is "one million, one hundred fifteen thousand, seven hundred fifty-nine".