1113445101 has 8 divisors (see below), whose sum is σ = 1491630304. Its totient is φ = 738778320.

The previous prime is 1113445093. The next prime is 1113445121. The reversal of 1113445101 is 1015443111.

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

It is not a de Polignac number, because 1113445101 - 2³ = 1113445093 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 (1113445121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 878866 + ... + 880131.

It is an arithmetic number, because the mean of its divisors is an integer number (186453788).

Almost surely, 2^1113445101 is an apocalyptic number.

It is an amenable number.

1113445101 is a deficient number, since it is larger than the sum of its proper divisors (378185203).

1113445101 is a wasteful number, since it uses less digits than its factorization.

1113445101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1759211.

The product of its (nonzero) digits is 240, while the sum is 21.

The square root of 1113445101 is about 33368.3248156092. The cubic root of 1113445101 is about 1036.4688863679.

Adding to 1113445101 its reverse (1015443111), we get a palindrome (2128888212).

The spelling of 1113445101 in words is "one billion, one hundred thirteen million, four hundred forty-five thousand, one hundred one".