1196509479947 has 2 divisors, whose sum is σ = 1196509479948. Its totient is φ = 1196509479946.

The previous prime is 1196509479941. The next prime is 1196509479959. The reversal of 1196509479947 is 7499749056911.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1196509479947 - 2⁶ = 1196509479883 is a prime.

It is a super-3 number, since 3×1196509479947³ (a number of 37 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (1196509479941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 598254739973 + 598254739974.

It is an arithmetic number, because the mean of its divisors is an integer number (598254739974).

Almost surely, 2^{1196509479947} is an apocalyptic number.

1196509479947 is a deficient number, since it is larger than the sum of its proper divisors (1).

1196509479947 is an equidigital number, since it uses as much as digits as its factorization.

1196509479947 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 154314720, while the sum is 71.

The spelling of 1196509479947 in words is "one trillion, one hundred ninety-six billion, five hundred nine million, four hundred seventy-nine thousand, nine hundred forty-seven".