1160689 has 2 divisors, whose sum is σ = 1160690. Its totient is φ = 1160688.

The previous prime is 1160681. The next prime is 1160713. The reversal of 1160689 is 9860611.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 613089 + 547600 = 783^2 + 740^2 .

It is a cyclic number.

It is not a de Polignac number, because 1160689 - 2³ = 1160681 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1160689.

It is not a weakly prime, because it can be changed into another prime (1160681) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 580344 + 580345.

It is an arithmetic number, because the mean of its divisors is an integer number (580345).

2^1160689 is an apocalyptic number.

It is an amenable number.

1160689 is a deficient number, since it is larger than the sum of its proper divisors (1).

1160689 is an equidigital number, since it uses as much as digits as its factorization.

1160689 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 31.

The square root of 1160689 is about 1077.3527741645. The cubic root of 1160689 is about 105.0925563327.

It can be divided in two parts, 1160 and 689, that added together give a square (1849 = 43²).

The spelling of 1160689 in words is "one million, one hundred sixty thousand, six hundred eighty-nine".