11011254973 has 2 divisors, whose sum is σ = 11011254974. Its totient is φ = 11011254972.

The previous prime is 11011254959. The next prime is 11011255049. The reversal of 11011254973 is 37945211011.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8563281444 + 2447973529 = 92538^2 + 49477^2 .

It is a cyclic number.

It is not a de Polignac number, because 11011254973 - 2⁵ = 11011254941 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11011254953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5505627486 + 5505627487.

It is an arithmetic number, because the mean of its divisors is an integer number (5505627487).

Almost surely, 2^11011254973 is an apocalyptic number.

It is an amenable number.

11011254973 is a deficient number, since it is larger than the sum of its proper divisors (1).

11011254973 is an equidigital number, since it uses as much as digits as its factorization.

11011254973 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7560, while the sum is 34.

Adding to 11011254973 its reverse (37945211011), we get a palindrome (48956465984).

The spelling of 11011254973 in words is "eleven billion, eleven million, two hundred fifty-four thousand, nine hundred seventy-three".