11572067005 has 4 divisors (see below), whose sum is σ = 13886480412. Its totient is φ = 9257653600.

The previous prime is 11572066999. The next prime is 11572067009. The reversal of 11572067005 is 50076027511.

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: 50076027511 = 59 ⋅848746229.

It can be written as a sum of positive squares in 2 ways, for example, as 4011068889 + 7560998116 = 63333^2 + 86954^2 .

It is not a de Polignac number, because 11572067005 - 2²³ = 11563678397 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 (11572067009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1157206696 + ... + 1157206705.

It is an arithmetic number, because the mean of its divisors is an integer number (3471620103).

Almost surely, 2^11572067005 is an apocalyptic number.

It is an amenable number.

11572067005 is a deficient number, since it is larger than the sum of its proper divisors (2314413407).

11572067005 is an equidigital number, since it uses as much as digits as its factorization.

11572067005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2314413406.

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

The spelling of 11572067005 in words is "eleven billion, five hundred seventy-two million, sixty-seven thousand, five".