45043634123 has 2 divisors, whose sum is σ = 45043634124. Its totient is φ = 45043634122.

The previous prime is 45043634047. The next prime is 45043634137. The reversal of 45043634123 is 32143634054.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45043634123 - 2²⁶ = 44976525259 is a prime.

It is not a weakly prime, because it can be changed into another prime (45043634183) 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, 22521817061 + 22521817062.

It is an arithmetic number, because the mean of its divisors is an integer number (22521817062).

Almost surely, 2^45043634123 is an apocalyptic number.

45043634123 is a deficient number, since it is larger than the sum of its proper divisors (1).

45043634123 is an equidigital number, since it uses as much as digits as its factorization.

45043634123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 103680, while the sum is 35.

The spelling of 45043634123 in words is "forty-five billion, forty-three million, six hundred thirty-four thousand, one hundred twenty-three".