11327571545 has 8 divisors (see below), whose sum is σ = 13849559496. Its totient is φ = 8891074816.

The previous prime is 11327571533. The next prime is 11327571551. The reversal of 11327571545 is 54517572311.

It can be written as a sum of positive squares in 4 ways, for example, as 4329245209 + 6998326336 = 65797^2 + 83656^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 11327571545 - 2⁶ = 11327571481 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21372512 + ... + 21373041.

It is an arithmetic number, because the mean of its divisors is an integer number (1731194937).

Almost surely, 2^11327571545 is an apocalyptic number.

It is an amenable number.

11327571545 is a deficient number, since it is larger than the sum of its proper divisors (2521987951).

11327571545 is an equidigital number, since it uses as much as digits as its factorization.

11327571545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42745611.

The product of its digits is 147000, while the sum is 41.

The spelling of 11327571545 in words is "eleven billion, three hundred twenty-seven million, five hundred seventy-one thousand, five hundred forty-five".