1319755548619 has 2 divisors, whose sum is σ = 1319755548620. Its totient is φ = 1319755548618.

The previous prime is 1319755548589. The next prime is 1319755548641. The reversal of 1319755548619 is 9168455579131.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1319755548619 is a prime.

It is a super-2 number, since 2×1319755548619² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1319755548679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 659877774309 + 659877774310.

It is an arithmetic number, because the mean of its divisors is an integer number (659877774310).

Almost surely, 2^{1319755548619} is an apocalyptic number.

1319755548619 is a deficient number, since it is larger than the sum of its proper divisors (1).

1319755548619 is an equidigital number, since it uses as much as digits as its factorization.

1319755548619 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 40824000, while the sum is 64.

The spelling of 1319755548619 in words is "one trillion, three hundred nineteen billion, seven hundred fifty-five million, five hundred forty-eight thousand, six hundred nineteen".