1930467561047 has 2 divisors, whose sum is σ = 1930467561048. Its totient is φ = 1930467561046.

The previous prime is 1930467561041. The next prime is 1930467561059. The reversal of 1930467561047 is 7401657640391.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1930467561047 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1930467561047.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1930467561041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 965233780523 + 965233780524.

It is an arithmetic number, because the mean of its divisors is an integer number (965233780524).

Almost surely, 2^{1930467561047} is an apocalyptic number.

1930467561047 is a deficient number, since it is larger than the sum of its proper divisors (1).

1930467561047 is an equidigital number, since it uses as much as digits as its factorization.

1930467561047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3810240, while the sum is 53.

The spelling of 1930467561047 in words is "one trillion, nine hundred thirty billion, four hundred sixty-seven million, five hundred sixty-one thousand, forty-seven".