11013448973 has 2 divisors, whose sum is σ = 11013448974. Its totient is φ = 11013448972.

The previous prime is 11013448931. The next prime is 11013448991. The reversal of 11013448973 is 37984431011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10866603049 + 146845924 = 104243^2 + 12118^2 .

It is a cyclic number.

It is not a de Polignac number, because 11013448973 - 2¹² = 11013444877 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11013448973.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11013448673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5506724486 + 5506724487.

It is an arithmetic number, because the mean of its divisors is an integer number (5506724487).

Almost surely, 2^11013448973 is an apocalyptic number.

It is an amenable number.

11013448973 is a deficient number, since it is larger than the sum of its proper divisors (1).

11013448973 is an equidigital number, since it uses as much as digits as its factorization.

11013448973 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72576, while the sum is 41.

Adding to 11013448973 its reverse (37984431011), we get a palindrome (48997879984).

The spelling of 11013448973 in words is "eleven billion, thirteen million, four hundred forty-eight thousand, nine hundred seventy-three".