1113549 has 8 divisors (see below), whose sum is σ = 1499040. Its totient is φ = 735216.

The previous prime is 1113527. The next prime is 1113557. The reversal of 1113549 is 9453111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1113549 - 2⁷ = 1113421 is a prime.

It is a super-4 number, since 4×1113549⁴ (a number of 25 digits) contains 4444 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1113509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1414 + ... + 2055.

It is an arithmetic number, because the mean of its divisors is an integer number (187380).

2^1113549 is an apocalyptic number.

It is an amenable number.

1113549 is a deficient number, since it is larger than the sum of its proper divisors (385491).

1113549 is a wasteful number, since it uses less digits than its factorization.

1113549 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3579.

The product of its digits is 540, while the sum is 24.

The square root of 1113549 is about 1055.2483120100. The cubic root of 1113549 is about 103.6501124069.

The spelling of 1113549 in words is "one million, one hundred thirteen thousand, five hundred forty-nine".