2019960361387 has 2 divisors, whose sum is σ = 2019960361388. Its totient is φ = 2019960361386.

The previous prime is 2019960361379. The next prime is 2019960361399. The reversal of 2019960361387 is 7831630699102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2019960361387 - 2³ = 2019960361379 is a prime.

It is not a weakly prime, because it can be changed into another prime (2019960361357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1009980180693 + 1009980180694.

It is an arithmetic number, because the mean of its divisors is an integer number (1009980180694).

Almost surely, 2^{2019960361387} is an apocalyptic number.

2019960361387 is a deficient number, since it is larger than the sum of its proper divisors (1).

2019960361387 is an equidigital number, since it uses as much as digits as its factorization.

2019960361387 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2939328, while the sum is 55.

The spelling of 2019960361387 in words is "two trillion, nineteen billion, nine hundred sixty million, three hundred sixty-one thousand, three hundred eighty-seven".