11073045571 has 4 divisors (see below), whose sum is σ = 12654909232. Its totient is φ = 9491181912.

The previous prime is 11073045569. The next prime is 11073045593. The reversal of 11073045571 is 17554037011.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 17554037011 = 7 ⋅2507719573.

It is a cyclic number.

It is not a de Polignac number, because 11073045571 - 2¹ = 11073045569 is a prime.

It is a super-2 number, since 2×11073045571² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11073015571) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 790931820 + ... + 790931833.

It is an arithmetic number, because the mean of its divisors is an integer number (3163727308).

Almost surely, 2^11073045571 is an apocalyptic number.

11073045571 is a deficient number, since it is larger than the sum of its proper divisors (1581863661).

11073045571 is an equidigital number, since it uses as much as digits as its factorization.

11073045571 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1581863660.

The product of its (nonzero) digits is 14700, while the sum is 34.

The spelling of 11073045571 in words is "eleven billion, seventy-three million, forty-five thousand, five hundred seventy-one".