1113854509 has 4 divisors (see below), whose sum is σ = 1119686400. Its totient is φ = 1108022620.

The previous prime is 1113854507. The next prime is 1113854587. The reversal of 1113854509 is 9054583111.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1113854509 - 2¹ = 1113854507 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1113854507) 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 in 3 ways as a sum of consecutive naturals, for example, 2915659 + ... + 2916040.

It is an arithmetic number, because the mean of its divisors is an integer number (279921600).

Almost surely, 2^1113854509 is an apocalyptic number.

It is an amenable number.

1113854509 is a deficient number, since it is larger than the sum of its proper divisors (5831891).

1113854509 is an equidigital number, since it uses as much as digits as its factorization.

1113854509 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5831890.

The product of its (nonzero) digits is 21600, while the sum is 37.

The square root of 1113854509 is about 33374.4589319438. The cubic root of 1113854509 is about 1036.5959055492.

The spelling of 1113854509 in words is "one billion, one hundred thirteen million, eight hundred fifty-four thousand, five hundred nine".