11520250345 has 32 divisors (see below), whose sum is σ = 14946156288. Its totient is φ = 8492740608.

The previous prime is 11520250331. The next prime is 11520250363. The reversal of 11520250345 is 54305202511.

11520250345 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 11520250345 - 2²³ = 11511861737 is a prime.

It is a super-2 number, since 2×11520250345² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 945009 + ... + 957121.

It is an arithmetic number, because the mean of its divisors is an integer number (467067384).

Almost surely, 2^11520250345 is an apocalyptic number.

It is an amenable number.

11520250345 is a deficient number, since it is larger than the sum of its proper divisors (3425905943).

11520250345 is a wasteful number, since it uses less digits than its factorization.

11520250345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12369.

The product of its (nonzero) digits is 6000, while the sum is 28.

Adding to 11520250345 its reverse (54305202511), we get a palindrome (65825452856).

The spelling of 11520250345 in words is "eleven billion, five hundred twenty million, two hundred fifty thousand, three hundred forty-five".