1103602 has 4 divisors (see below), whose sum is σ = 1655406. Its totient is φ = 551800.

The previous prime is 1103591. The next prime is 1103603. The reversal of 1103602 is 2063011.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2063011 = 43 ⋅47977.

It can be written as a sum of positive squares in only one way, i.e., 958441 + 145161 = 979^2 + 381^2 .

It is not an unprimeable number, because it can be changed into a prime (1103603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275899 + ... + 275902.

2^1103602 is an apocalyptic number.

1103602 is a deficient number, since it is larger than the sum of its proper divisors (551804).

1103602 is an equidigital number, since it uses as much as digits as its factorization.

1103602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 551803.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 1103602 is about 1050.5246308393. The cubic root of 1103602 is about 103.3405637211.

Adding to 1103602 its reverse (2063011), we get a palindrome (3166613).

The spelling of 1103602 in words is "one million, one hundred three thousand, six hundred two".