1842160869947 has 2 divisors, whose sum is σ = 1842160869948. Its totient is φ = 1842160869946.

The previous prime is 1842160869937. The next prime is 1842160869973. The reversal of 1842160869947 is 7499680612481.

It is a weak prime.

It is an emirp because it is prime and its reverse (7499680612481) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1842160869947 - 2²² = 1842156675643 is a prime.

It is not a weakly prime, because it can be changed into another prime (1842160869937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 921080434973 + 921080434974.

It is an arithmetic number, because the mean of its divisors is an integer number (921080434974).

Almost surely, 2^{1842160869947} is an apocalyptic number.

1842160869947 is a deficient number, since it is larger than the sum of its proper divisors (1).

1842160869947 is an equidigital number, since it uses as much as digits as its factorization.

1842160869947 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 41803776, while the sum is 65.

The spelling of 1842160869947 in words is "one trillion, eight hundred forty-two billion, one hundred sixty million, eight hundred sixty-nine thousand, nine hundred forty-seven".