11161353137797 has 2 divisors, whose sum is σ = 11161353137798. Its totient is φ = 11161353137796.

The previous prime is 11161353137783. The next prime is 11161353137801. The reversal of 11161353137797 is 79773135316111.

11161353137797 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11000107522881 + 161245614916 = 3316641^2 + 401554^2 .

It is a cyclic number.

It is not a de Polignac number, because 11161353137797 - 2¹¹ = 11161353135749 is a prime.

It is a super-2 number, since 2×11161353137797² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11161353137747) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5580676568898 + 5580676568899.

It is an arithmetic number, because the mean of its divisors is an integer number (5580676568899).

Almost surely, 2^{11161353137797} is an apocalyptic number.

It is an amenable number.

11161353137797 is a deficient number, since it is larger than the sum of its proper divisors (1).

11161353137797 is an equidigital number, since it uses as much as digits as its factorization.

11161353137797 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2500470, while the sum is 55.

The spelling of 11161353137797 in words is "eleven trillion, one hundred sixty-one billion, three hundred fifty-three million, one hundred thirty-seven thousand, seven hundred ninety-seven".