1129603 has 2 divisors, whose sum is σ = 1129604. Its totient is φ = 1129602.

The previous prime is 1129577. The next prime is 1129619. The reversal of 1129603 is 3069211.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1129603 - 2⁵ = 1129571 is a prime.

1129603 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (1129643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 564801 + 564802.

It is an arithmetic number, because the mean of its divisors is an integer number (564802).

2^1129603 is an apocalyptic number.

1129603 is a deficient number, since it is larger than the sum of its proper divisors (1).

1129603 is an equidigital number, since it uses as much as digits as its factorization.

1129603 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 22.

The square root of 1129603 is about 1062.8278317771. The cubic root of 1129603 is about 104.1458444425.

The spelling of 1129603 in words is "one million, one hundred twenty-nine thousand, six hundred three".