125471539043 has 2 divisors, whose sum is σ = 125471539044. Its totient is φ = 125471539042.

The previous prime is 125471539021. The next prime is 125471539051. The reversal of 125471539043 is 340935174521.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (340935174521) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 125471539043 - 2¹⁶ = 125471473507 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 125471538985 and 125471539003.

It is not a weakly prime, because it can be changed into another prime (125471539643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62735769521 + 62735769522.

It is an arithmetic number, because the mean of its divisors is an integer number (62735769522).

Almost surely, 2^125471539043 is an apocalyptic number.

125471539043 is a deficient number, since it is larger than the sum of its proper divisors (1).

125471539043 is an equidigital number, since it uses as much as digits as its factorization.

125471539043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 453600, while the sum is 44.

The spelling of 125471539043 in words is "one hundred twenty-five billion, four hundred seventy-one million, five hundred thirty-nine thousand, forty-three".