43125113232503 has 2 divisors, whose sum is σ = 43125113232504. Its totient is φ = 43125113232502.

The previous prime is 43125113232469. The next prime is 43125113232511. The reversal of 43125113232503 is 30523231152134.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 43125113232503 - 2²⁰ = 43125112183927 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43125113202503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21562556616251 + 21562556616252.

It is an arithmetic number, because the mean of its divisors is an integer number (21562556616252).

Almost surely, 2^{43125113232503} is an apocalyptic number.

43125113232503 is a deficient number, since it is larger than the sum of its proper divisors (1).

43125113232503 is an equidigital number, since it uses as much as digits as its factorization.

43125113232503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64800, while the sum is 35.

Adding to 43125113232503 its reverse (30523231152134), we get a palindrome (73648344384637).

The spelling of 43125113232503 in words is "forty-three trillion, one hundred twenty-five billion, one hundred thirteen million, two hundred thirty-two thousand, five hundred three".