11174775497 has 2 divisors, whose sum is σ = 11174775498. Its totient is φ = 11174775496.

The previous prime is 11174775439. The next prime is 11174775509. The reversal of 11174775497 is 79457747111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9495333136 + 1679442361 = 97444^2 + 40981^2 .

It is a cyclic number.

It is not a de Polignac number, because 11174775497 - 2⁶ = 11174775433 is a prime.

It is not a weakly prime, because it can be changed into another prime (11174775097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5587387748 + 5587387749.

It is an arithmetic number, because the mean of its divisors is an integer number (5587387749).

Almost surely, 2^11174775497 is an apocalyptic number.

It is an amenable number.

11174775497 is a deficient number, since it is larger than the sum of its proper divisors (1).

11174775497 is an equidigital number, since it uses as much as digits as its factorization.

11174775497 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1728720, while the sum is 53.

The spelling of 11174775497 in words is "eleven billion, one hundred seventy-four million, seven hundred seventy-five thousand, four hundred ninety-seven".