1113440613 has 8 divisors (see below), whose sum is σ = 1485083808. Its totient is φ = 742045584.

The previous prime is 1113440611. The next prime is 1113440633. The reversal of 1113440613 is 3160443111.

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

It is not a de Polignac number, because 1113440613 - 2¹ = 1113440611 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1113440611) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51306 + ... + 69707.

It is an arithmetic number, because the mean of its divisors is an integer number (185635476).

Almost surely, 2^1113440613 is an apocalyptic number.

It is an amenable number.

1113440613 is a deficient number, since it is larger than the sum of its proper divisors (371643195).

1113440613 is a wasteful number, since it uses less digits than its factorization.

1113440613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124083.

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 1113440613 is about 33368.2575661361. The cubic root of 1113440613 is about 1036.4674937896.

Adding to 1113440613 its reverse (3160443111), we get a palindrome (4273883724).

The spelling of 1113440613 in words is "one billion, one hundred thirteen million, four hundred forty thousand, six hundred thirteen".