11465020573 has 16 divisors (see below), whose sum is σ = 12038578560. Its totient is φ = 10903636800.

The previous prime is 11465020561. The next prime is 11465020649. The reversal of 11465020573 is 37502056411.

It is a cyclic number.

It is not a de Polignac number, because 11465020573 - 2³³ = 2875085981 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 (11465023573) 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, 3150511 + ... + 3154147.

It is an arithmetic number, because the mean of its divisors is an integer number (752411160).

Almost surely, 2^11465020573 is an apocalyptic number.

It is an amenable number.

11465020573 is a deficient number, since it is larger than the sum of its proper divisors (573557987).

11465020573 is a wasteful number, since it uses less digits than its factorization.

11465020573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5268.

The product of its (nonzero) digits is 25200, while the sum is 34.

Adding to 11465020573 its reverse (37502056411), we get a palindrome (48967076984).

The spelling of 11465020573 in words is "eleven billion, four hundred sixty-five million, twenty thousand, five hundred seventy-three".