1113449 has 4 divisors (see below), whose sum is σ = 1178964. Its totient is φ = 1047936.

The previous prime is 1113421. The next prime is 1113451. The reversal of 1113449 is 9443111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9443111 = 1889 ⋅4999.

It can be written as a sum of positive squares in 2 ways, for example, as 714025 + 399424 = 845^2 + 632^2 .

It is a cyclic number.

It is not a de Polignac number, because 1113449 - 2⁸ = 1113193 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a plaindrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (1113149) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32732 + ... + 32765.

It is an arithmetic number, because the mean of its divisors is an integer number (294741).

2^1113449 is an apocalyptic number.

It is an amenable number.

1113449 is a deficient number, since it is larger than the sum of its proper divisors (65515).

1113449 is an equidigital number, since it uses as much as digits as its factorization.

1113449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65514.

The product of its digits is 432, while the sum is 23.

The square root of 1113449 is about 1055.2009287335. The cubic root of 1113449 is about 103.6470096183.

The spelling of 1113449 in words is "one million, one hundred thirteen thousand, four hundred forty-nine".