10434683545621 has 2 divisors, whose sum is σ = 10434683545622. Its totient is φ = 10434683545620.

The previous prime is 10434683545613. The next prime is 10434683545679. The reversal of 10434683545621 is 12654538643401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10404243764721 + 30439780900 = 3225561^2 + 174470^2 .

It is a cyclic number.

It is not a de Polignac number, because 10434683545621 - 2³ = 10434683545613 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10434683548621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5217341772810 + 5217341772811.

It is an arithmetic number, because the mean of its divisors is an integer number (5217341772811).

Almost surely, 2^{10434683545621} is an apocalyptic number.

It is an amenable number.

10434683545621 is a deficient number, since it is larger than the sum of its proper divisors (1).

10434683545621 is an equidigital number, since it uses as much as digits as its factorization.

10434683545621 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8294400, while the sum is 52.

The spelling of 10434683545621 in words is "ten trillion, four hundred thirty-four billion, six hundred eighty-three million, five hundred forty-five thousand, six hundred twenty-one".