11047370197 has 2 divisors, whose sum is σ = 11047370198. Its totient is φ = 11047370196.

The previous prime is 11047370167. The next prime is 11047370207. The reversal of 11047370197 is 79107374011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8747112676 + 2300257521 = 93526^2 + 47961^2 .

It is a cyclic number.

It is not a de Polignac number, because 11047370197 - 2¹¹ = 11047368149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11047370167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5523685098 + 5523685099.

It is an arithmetic number, because the mean of its divisors is an integer number (5523685099).

Almost surely, 2^11047370197 is an apocalyptic number.

It is an amenable number.

11047370197 is a deficient number, since it is larger than the sum of its proper divisors (1).

11047370197 is an equidigital number, since it uses as much as digits as its factorization.

11047370197 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 37044, while the sum is 40.

The spelling of 11047370197 in words is "eleven billion, forty-seven million, three hundred seventy thousand, one hundred ninety-seven".