125861030830099 has 2 divisors, whose sum is σ = 125861030830100. Its totient is φ = 125861030830098.

The previous prime is 125861030830069. The next prime is 125861030830103. The reversal of 125861030830099 is 990038030168521.

It is a strong prime.

It is an emirp because it is prime and its reverse (990038030168521) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 125861030830099 - 2⁷ = 125861030829971 is a prime.

It is not a weakly prime, because it can be changed into another prime (125861030830019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62930515415049 + 62930515415050.

It is an arithmetic number, because the mean of its divisors is an integer number (62930515415050).

Almost surely, 2^{125861030830099} is an apocalyptic number.

125861030830099 is a deficient number, since it is larger than the sum of its proper divisors (1).

125861030830099 is an equidigital number, since it uses as much as digits as its factorization.

125861030830099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2799360, while the sum is 55.

The spelling of 125861030830099 in words is "one hundred twenty-five trillion, eight hundred sixty-one billion, thirty million, eight hundred thirty thousand, ninety-nine".