5451255120643 has 2 divisors, whose sum is σ = 5451255120644. Its totient is φ = 5451255120642.

The previous prime is 5451255120637. The next prime is 5451255120757. The reversal of 5451255120643 is 3460215521545.

5451255120643 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5451255120643 - 2⁵ = 5451255120611 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5451255120643.

It is not a weakly prime, because it can be changed into another prime (5451295120643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2725627560321 + 2725627560322.

It is an arithmetic number, because the mean of its divisors is an integer number (2725627560322).

Almost surely, 2^{5451255120643} is an apocalyptic number.

5451255120643 is a deficient number, since it is larger than the sum of its proper divisors (1).

5451255120643 is an equidigital number, since it uses as much as digits as its factorization.

5451255120643 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 720000, while the sum is 43.

The spelling of 5451255120643 in words is "five trillion, four hundred fifty-one billion, two hundred fifty-five million, one hundred twenty thousand, six hundred forty-three".