1048666385051 has 2 divisors, whose sum is σ = 1048666385052. Its totient is φ = 1048666385050.

The previous prime is 1048666385029. The next prime is 1048666385069. The reversal of 1048666385051 is 1505836668401.

It is a happy number.

1048666385051 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1048666385051 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 1048666384984 and 1048666385002.

It is not a weakly prime, because it can be changed into another prime (1048666385251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 524333192525 + 524333192526.

It is an arithmetic number, because the mean of its divisors is an integer number (524333192526).

Almost surely, 2^{1048666385051} is an apocalyptic number.

1048666385051 is a deficient number, since it is larger than the sum of its proper divisors (1).

1048666385051 is an equidigital number, since it uses as much as digits as its factorization.

1048666385051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4147200, while the sum is 53.

The spelling of 1048666385051 in words is "one trillion, forty-eight billion, six hundred sixty-six million, three hundred eighty-five thousand, fifty-one".