1113608 has 8 divisors (see below), whose sum is σ = 2088030. Its totient is φ = 556800.

The previous prime is 1113599. The next prime is 1113617. The reversal of 1113608 is 8063111.

It is an interprime number because it is at equal distance from previous prime (1113599) and next prime (1113617).

It can be written as a sum of positive squares in only one way, i.e., 1036324 + 77284 = 1018^2 + 278^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 1113608.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69593 + ... + 69608.

2^1113608 is an apocalyptic number.

It is an amenable number.

1113608 is a deficient number, since it is larger than the sum of its proper divisors (974422).

1113608 is a wasteful number, since it uses less digits than its factorization.

1113608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139207 (or 139203 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 20.

The square root of 1113608 is about 1055.2762671452. The cubic root of 1113608 is about 103.6519429651.

Adding to 1113608 its reverse (8063111), we get a palindrome (9176719).

The spelling of 1113608 in words is "one million, one hundred thirteen thousand, six hundred eight".