125861292611 has 2 divisors, whose sum is σ = 125861292612. Its totient is φ = 125861292610.

The previous prime is 125861292481. The next prime is 125861292653. The reversal of 125861292611 is 116292168521.

It is a strong prime.

It is an emirp because it is prime and its reverse (116292168521) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 125861292611 - 2³⁰ = 124787550787 is a prime.

It is not a weakly prime, because it can be changed into another prime (125861282611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62930646305 + 62930646306.

It is an arithmetic number, because the mean of its divisors is an integer number (62930646306).

Almost surely, 2^125861292611 is an apocalyptic number.

125861292611 is a deficient number, since it is larger than the sum of its proper divisors (1).

125861292611 is an equidigital number, since it uses as much as digits as its factorization.

125861292611 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 103680, while the sum is 44.

The spelling of 125861292611 in words is "one hundred twenty-five billion, eight hundred sixty-one million, two hundred ninety-two thousand, six hundred eleven".