11497179443819 has 2 divisors, whose sum is σ = 11497179443820. Its totient is φ = 11497179443818.

The previous prime is 11497179443807. The next prime is 11497179443899. The reversal of 11497179443819 is 91834497179411.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11497179443819 - 2¹⁶ = 11497179378283 is a prime.

It is a super-2 number, since 2×11497179443819² (a number of 27 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (11497179443899) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5748589721909 + 5748589721910.

It is an arithmetic number, because the mean of its divisors is an integer number (5748589721910).

Almost surely, 2^{11497179443819} is an apocalyptic number.

11497179443819 is a deficient number, since it is larger than the sum of its proper divisors (1).

11497179443819 is an equidigital number, since it uses as much as digits as its factorization.

11497179443819 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 54867456, while the sum is 68.

The spelling of 11497179443819 in words is "eleven trillion, four hundred ninety-seven billion, one hundred seventy-nine million, four hundred forty-three thousand, eight hundred nineteen".