11234252505 has 16 divisors (see below), whose sum is σ = 20542633344. Its totient is φ = 5135658240.

The previous prime is 11234252501. The next prime is 11234252509. The reversal of 11234252505 is 50525243211.

It is an interprime number because it is at equal distance from previous prime (11234252501) and next prime (11234252509).

It is not a de Polignac number, because 11234252505 - 2² = 11234252501 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11234252501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53496336 + ... + 53496545.

It is an arithmetic number, because the mean of its divisors is an integer number (1283914584).

Almost surely, 2^11234252505 is an apocalyptic number.

11234252505 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11234252505 is a deficient number, since it is larger than the sum of its proper divisors (9308380839).

11234252505 is a wasteful number, since it uses less digits than its factorization.

11234252505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106992896.

The product of its (nonzero) digits is 12000, while the sum is 30.

Adding to 11234252505 its reverse (50525243211), we get a palindrome (61759495716).

The spelling of 11234252505 in words is "eleven billion, two hundred thirty-four million, two hundred fifty-two thousand, five hundred five".