1319849037329 has 2 divisors, whose sum is σ = 1319849037330. Its totient is φ = 1319849037328.

The previous prime is 1319849037277. The next prime is 1319849037361. The reversal of 1319849037329 is 9237309489131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1256244197329 + 63604840000 = 1120823^2 + 252200^2 .

It is an emirp because it is prime and its reverse (9237309489131) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1319849037329 is a prime.

It is not a weakly prime, because it can be changed into another prime (1319849037229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 659924518664 + 659924518665.

It is an arithmetic number, because the mean of its divisors is an integer number (659924518665).

Almost surely, 2^{1319849037329} is an apocalyptic number.

It is an amenable number.

1319849037329 is a deficient number, since it is larger than the sum of its proper divisors (1).

1319849037329 is an equidigital number, since it uses as much as digits as its factorization.

1319849037329 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8817984, while the sum is 59.

The spelling of 1319849037329 in words is "one trillion, three hundred nineteen billion, eight hundred forty-nine million, thirty-seven thousand, three hundred twenty-nine".