11774515273 has 2 divisors, whose sum is σ = 11774515274. Its totient is φ = 11774515272.

The previous prime is 11774515271. The next prime is 11774515283. The reversal of 11774515273 is 37251547711.

11774515273 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10830981184 + 943534089 = 104072^2 + 30717^2 .

It is a cyclic number.

It is not a de Polignac number, because 11774515273 - 2¹ = 11774515271 is a prime.

It is a super-2 number, since 2×11774515273² (a number of 21 digits) contains 22 as substring.

Together with 11774515271, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (11774515271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5887257636 + 5887257637.

It is an arithmetic number, because the mean of its divisors is an integer number (5887257637).

Almost surely, 2^11774515273 is an apocalyptic number.

It is an amenable number.

11774515273 is a deficient number, since it is larger than the sum of its proper divisors (1).

11774515273 is an equidigital number, since it uses as much as digits as its factorization.

11774515273 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 205800, while the sum is 43.

The spelling of 11774515273 in words is "eleven billion, seven hundred seventy-four million, five hundred fifteen thousand, two hundred seventy-three".