1113428803305 has 32 divisors (see below), whose sum is σ = 2192598261504. Its totient is φ = 469842483456.

The previous prime is 1113428803271. The next prime is 1113428803307. The reversal of 1113428803305 is 5033088243111.

It is a happy number.

It is not a de Polignac number, because 1113428803305 - 2¹³ = 1113428795113 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (1113428803307) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 407848014 + ... + 407850743.

It is an arithmetic number, because the mean of its divisors is an integer number (68518695672).

Almost surely, 2^{1113428803305} is an apocalyptic number.

1113428803305 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1113428803305 is a deficient number, since it is larger than the sum of its proper divisors (1079169458199).

1113428803305 is a wasteful number, since it uses less digits than its factorization.

1113428803305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 815698785.

The product of its (nonzero) digits is 69120, while the sum is 39.

The spelling of 1113428803305 in words is "one trillion, one hundred thirteen billion, four hundred twenty-eight million, eight hundred three thousand, three hundred five".