1113146 has 4 divisors (see below), whose sum is σ = 1669722. Its totient is φ = 556572.

The previous prime is 1113137. The next prime is 1113149. The reversal of 1113146 is 6413111.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1113025 + 121 = 1055^2 + 11^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1113149) 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, 278285 + ... + 278288.

2^1113146 is an apocalyptic number.

1113146 is a deficient number, since it is larger than the sum of its proper divisors (556576).

1113146 is an equidigital number, since it uses as much as digits as its factorization.

1113146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 556575.

The product of its digits is 72, while the sum is 17.

The square root of 1113146 is about 1055.0573444131. The cubic root of 1113146 is about 103.6376070343.

Adding to 1113146 its reverse (6413111), we get a palindrome (7526257).

The spelling of 1113146 in words is "one million, one hundred thirteen thousand, one hundred forty-six".