11140331197 has 2 divisors, whose sum is σ = 11140331198. Its totient is φ = 11140331196.

The previous prime is 11140331159. The next prime is 11140331201. The reversal of 11140331197 is 79113304111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10565578521 + 574752676 = 102789^2 + 23974^2 .

It is a cyclic number.

It is not a de Polignac number, because 11140331197 - 2²³ = 11131942589 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11140332197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5570165598 + 5570165599.

It is an arithmetic number, because the mean of its divisors is an integer number (5570165599).

Almost surely, 2^11140331197 is an apocalyptic number.

It is an amenable number.

11140331197 is a deficient number, since it is larger than the sum of its proper divisors (1).

11140331197 is an equidigital number, since it uses as much as digits as its factorization.

11140331197 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2268, while the sum is 31.

The spelling of 11140331197 in words is "eleven billion, one hundred forty million, three hundred thirty-one thousand, one hundred ninety-seven".