11504245145 has 8 divisors (see below), whose sum is σ = 14141804040. Its totient is φ = 8978922880.

The previous prime is 11504245141. The next prime is 11504245157. The reversal of 11504245145 is 54154240511.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 979126681 + 10525118464 = 31291^2 + 102592^2 .

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

It is not a de Polignac number, because 11504245145 - 2² = 11504245141 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11504245141) 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 7 ways as a sum of consecutive naturals, for example, 28058930 + ... + 28059339.

It is an arithmetic number, because the mean of its divisors is an integer number (1767725505).

Almost surely, 2^11504245145 is an apocalyptic number.

It is an amenable number.

11504245145 is a deficient number, since it is larger than the sum of its proper divisors (2637558895).

11504245145 is an equidigital number, since it uses as much as digits as its factorization.

11504245145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56118315.

The product of its (nonzero) digits is 16000, while the sum is 32.

Adding to 11504245145 its reverse (54154240511), we get a palindrome (65658485656).

The spelling of 11504245145 in words is "eleven billion, five hundred four million, two hundred forty-five thousand, one hundred forty-five".