125151135514543 has 2 divisors, whose sum is σ = 125151135514544. Its totient is φ = 125151135514542.

The previous prime is 125151135514387. The next prime is 125151135514549. The reversal of 125151135514543 is 345415531151521.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 125151135514543 - 2²¹ = 125151133417391 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 125151135514493 and 125151135514502.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125151135514549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62575567757271 + 62575567757272.

It is an arithmetic number, because the mean of its divisors is an integer number (62575567757272).

Almost surely, 2^{125151135514543} is an apocalyptic number.

125151135514543 is a deficient number, since it is larger than the sum of its proper divisors (1).

125151135514543 is an equidigital number, since it uses as much as digits as its factorization.

125151135514543 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 900000, while the sum is 46.

The spelling of 125151135514543 in words is "one hundred twenty-five trillion, one hundred fifty-one billion, one hundred thirty-five million, five hundred fourteen thousand, five hundred forty-three".