12041503787569 has 3 divisors (see below), whose sum is σ = 12041507257657. Its totient is φ = 12041500317482.

The previous prime is 12041503787501. The next prime is 12041503787611. The reversal of 12041503787569 is 96578730514021.

The square root of 12041503787569 is 3470087.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 12041503787569 - 2²⁷ = 12041369569841 is a prime.

It is a super-2 number, since 2×12041503787569² (a number of 27 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (58) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12041503787869) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1735044 + ... + 5205130.

It is a 1-persistent number, because it is pandigital, but 2⋅12041503787569 = 24083007575138 is not.

Almost surely, 2^{12041503787569} is an apocalyptic number.

12041503787569 is the 3470087-th square number.

12041503787569 is the 1735044-th centered octagonal number.

It is an amenable number.

12041503787569 is a deficient number, since it is larger than the sum of its proper divisors (3470088).

12041503787569 is an frugal number, since it uses more digits than its factorization.

12041503787569 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6940174 (or 3470087 counting only the distinct ones).

The product of its (nonzero) digits is 12700800, while the sum is 58.

The spelling of 12041503787569 in words is "twelve trillion, forty-one billion, five hundred three million, seven hundred eighty-seven thousand, five hundred sixty-nine".