1163039 has 2 divisors, whose sum is σ = 1163040. Its totient is φ = 1163038.

The previous prime is 1163033. The next prime is 1163069. The reversal of 1163039 is 9303611.

It is a weak prime.

It is an emirp because it is prime and its reverse (9303611) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1163039 is a prime.

It is equal to p₉₀₂₆₆ and since 1163039 and 90266 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1163033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 581519 + 581520.

It is an arithmetic number, because the mean of its divisors is an integer number (581520).

2^1163039 is an apocalyptic number.

1163039 is a deficient number, since it is larger than the sum of its proper divisors (1).

1163039 is an equidigital number, since it uses as much as digits as its factorization.

1163039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 486, while the sum is 23.

The square root of 1163039 is about 1078.4428589406. The cubic root of 1163039 is about 105.1634340670.

The spelling of 1163039 in words is "one million, one hundred sixty-three thousand, thirty-nine".