1405021325243 has 2 divisors, whose sum is σ = 1405021325244. Its totient is φ = 1405021325242.

The previous prime is 1405021325221. The next prime is 1405021325249. The reversal of 1405021325243 is 3425231205041.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1405021325243 - 2²⁴ = 1405004548027 is a prime.

It is not a weakly prime, because it can be changed into another prime (1405021325249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 702510662621 + 702510662622.

It is an arithmetic number, because the mean of its divisors is an integer number (702510662622).

Almost surely, 2^{1405021325243} is an apocalyptic number.

1405021325243 is a deficient number, since it is larger than the sum of its proper divisors (1).

1405021325243 is an equidigital number, since it uses as much as digits as its factorization.

1405021325243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28800, while the sum is 32.

The spelling of 1405021325243 in words is "one trillion, four hundred five billion, twenty-one million, three hundred twenty-five thousand, two hundred forty-three".