1291714079296 has 21 divisors (see below), whose sum is σ = 2563263168739. Its totient is φ = 645852493504.

The previous prime is 1291714079291. The next prime is 1291714079303. The reversal of 1291714079296 is 6929704171921.

It is a happy number.

The square root of 1291714079296 is 1136536.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1291714079296.

It is not an unprimeable number, because it can be changed into a prime (1291714079291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 9021255 + ... + 9163321.

Almost surely, 2^{1291714079296} is an apocalyptic number.

1291714079296 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

1291714079296 is the 1136536-th square number.

It is an amenable number.

1291714079296 is a deficient number, since it is larger than the sum of its proper divisors (1271549089443).

1291714079296 is an frugal number, since it uses more digits than its factorization.

1291714079296 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 284146 (or 142069 counting only the distinct ones).

The product of its (nonzero) digits is 3429216, while the sum is 58.

The spelling of 1291714079296 in words is "one trillion, two hundred ninety-one billion, seven hundred fourteen million, seventy-nine thousand, two hundred ninety-six".