11117460197 has 2 divisors, whose sum is σ = 11117460198. Its totient is φ = 11117460196.

The previous prime is 11117460119. The next prime is 11117460203. The reversal of 11117460197 is 79106471111.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7015570081 + 4101890116 = 83759^2 + 64046^2 .

It is a cyclic number.

It is not a de Polignac number, because 11117460197 - 2²² = 11113265893 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11117460197.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11117460397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5558730098 + 5558730099.

It is an arithmetic number, because the mean of its divisors is an integer number (5558730099).

Almost surely, 2^11117460197 is an apocalyptic number.

It is an amenable number.

11117460197 is a deficient number, since it is larger than the sum of its proper divisors (1).

11117460197 is an equidigital number, since it uses as much as digits as its factorization.

11117460197 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10584, while the sum is 38.

The spelling of 11117460197 in words is "eleven billion, one hundred seventeen million, four hundred sixty thousand, one hundred ninety-seven".