1019672878043 has 2 divisors, whose sum is σ = 1019672878044. Its totient is φ = 1019672878042.

The previous prime is 1019672878033. The next prime is 1019672878079. The reversal of 1019672878043 is 3408782769101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1019672878043 - 2²⁶ = 1019605769179 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1019672878043.

It is not a weakly prime, because it can be changed into another prime (1019672878013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 509836439021 + 509836439022.

It is an arithmetic number, because the mean of its divisors is an integer number (509836439022).

Almost surely, 2^{1019672878043} is an apocalyptic number.

1019672878043 is a deficient number, since it is larger than the sum of its proper divisors (1).

1019672878043 is an equidigital number, since it uses as much as digits as its factorization.

1019672878043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4064256, while the sum is 56.

The spelling of 1019672878043 in words is "one trillion, nineteen billion, six hundred seventy-two million, eight hundred seventy-eight thousand, forty-three".