2125554345043 has 2 divisors, whose sum is σ = 2125554345044. Its totient is φ = 2125554345042.

The previous prime is 2125554344981. The next prime is 2125554345049. The reversal of 2125554345043 is 3405434555212.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2125554345043 - 2²⁵ = 2125520790611 is a prime.

It is not a weakly prime, because it can be changed into another prime (2125554345049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1062777172521 + 1062777172522.

It is an arithmetic number, because the mean of its divisors is an integer number (1062777172522).

Almost surely, 2^{2125554345043} is an apocalyptic number.

2125554345043 is a deficient number, since it is larger than the sum of its proper divisors (1).

2125554345043 is an equidigital number, since it uses as much as digits as its factorization.

2125554345043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1440000, while the sum is 43.

The spelling of 2125554345043 in words is "two trillion, one hundred twenty-five billion, five hundred fifty-four million, three hundred forty-five thousand, forty-three".