1113413123505 has 8 divisors (see below), whose sum is σ = 1781460997632. Its totient is φ = 593820332528.

The previous prime is 1113413123503. The next prime is 1113413123539. The reversal of 1113413123505 is 5053213143111.

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

It is a cyclic number.

It is not a de Polignac number, because 1113413123505 - 2¹ = 1113413123503 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1113413123503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37113770769 + ... + 37113770798.

It is an arithmetic number, because the mean of its divisors is an integer number (222682624704).

Almost surely, 2^{1113413123505} is an apocalyptic number.

1113413123505 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1113413123505 is a deficient number, since it is larger than the sum of its proper divisors (668047874127).

1113413123505 is an equidigital number, since it uses as much as digits as its factorization.

1113413123505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74227541575.

The product of its (nonzero) digits is 5400, while the sum is 30.

Adding to 1113413123505 its reverse (5053213143111), we get a palindrome (6166626266616).

The spelling of 1113413123505 in words is "one trillion, one hundred thirteen billion, four hundred thirteen million, one hundred twenty-three thousand, five hundred five".