11226054997 has 2 divisors, whose sum is σ = 11226054998. Its totient is φ = 11226054996.

The previous prime is 11226054913. The next prime is 11226055007. The reversal of 11226054997 is 79945062211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11152627236 + 73427761 = 105606^2 + 8569^2 .

It is a cyclic number.

It is not a de Polignac number, because 11226054997 - 2¹¹ = 11226052949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11226052997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5613027498 + 5613027499.

It is an arithmetic number, because the mean of its divisors is an integer number (5613027499).

Almost surely, 2^11226054997 is an apocalyptic number.

It is an amenable number.

11226054997 is a deficient number, since it is larger than the sum of its proper divisors (1).

11226054997 is an equidigital number, since it uses as much as digits as its factorization.

11226054997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 272160, while the sum is 46.

The spelling of 11226054997 in words is "eleven billion, two hundred twenty-six million, fifty-four thousand, nine hundred ninety-seven".