11313051503 has 8 divisors (see below), whose sum is σ = 12466619088. Its totient is φ = 10199960064.

The previous prime is 11313051493. The next prime is 11313051551. The reversal of 11313051503 is 30515031311.

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 11313051503 - 2⁴ = 11313051487 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 (11313051553) 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, 10118450 + ... + 10119567.

It is an arithmetic number, because the mean of its divisors is an integer number (1558327386).

Almost surely, 2^11313051503 is an apocalyptic number.

11313051503 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

11313051503 is a deficient number, since it is larger than the sum of its proper divisors (1153567585).

11313051503 is a wasteful number, since it uses less digits than its factorization.

11313051503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20238073.

The product of its (nonzero) digits is 675, while the sum is 23.

Adding to 11313051503 its reverse (30515031311), we get a palindrome (41828082814).

The spelling of 11313051503 in words is "eleven billion, three hundred thirteen million, fifty-one thousand, five hundred three".