11227151297 has 4 divisors (see below), whose sum is σ = 11230279620. Its totient is φ = 11224022976.

The previous prime is 11227151291. The next prime is 11227151303. The reversal of 11227151297 is 79215172211.

11227151297 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (11227151291) and next prime (11227151303).

It can be written as a sum of positive squares in 2 ways, for example, as 7443548176 + 3783603121 = 86276^2 + 61511^2 .

It is a cyclic number.

It is not a de Polignac number, because 11227151297 - 2¹⁸ = 11226889153 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11227151297.

It is not an unprimeable number, because it can be changed into a prime (11227151291) 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 in 3 ways as a sum of consecutive naturals, for example, 1558772 + ... + 1565957.

It is an arithmetic number, because the mean of its divisors is an integer number (2807569905).

Almost surely, 2^11227151297 is an apocalyptic number.

It is an amenable number.

11227151297 is a deficient number, since it is larger than the sum of its proper divisors (3128323).

11227151297 is an equidigital number, since it uses as much as digits as its factorization.

11227151297 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3128322.

The product of its digits is 17640, while the sum is 38.

The spelling of 11227151297 in words is "eleven billion, two hundred twenty-seven million, one hundred fifty-one thousand, two hundred ninety-seven".