11325121505 has 16 divisors (see below), whose sum is σ = 13967553600. Its totient is φ = 8808846912.

The previous prime is 11325121487. The next prime is 11325121553. The reversal of 11325121505 is 50512152311.

It is a cyclic number.

It is not a de Polignac number, because 11325121505 - 2²² = 11320927201 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 242546 + ... + 285444.

It is an arithmetic number, because the mean of its divisors is an integer number (872972100).

Almost surely, 2^11325121505 is an apocalyptic number.

It is an amenable number.

11325121505 is a deficient number, since it is larger than the sum of its proper divisors (2642432095).

11325121505 is a wasteful number, since it uses less digits than its factorization.

11325121505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44368.

The product of its (nonzero) digits is 1500, while the sum is 26.

Adding to 11325121505 its reverse (50512152311), we get a palindrome (61837273816).

The spelling of 11325121505 in words is "eleven billion, three hundred twenty-five million, one hundred twenty-one thousand, five hundred five".