125834956837 has 2 divisors, whose sum is σ = 125834956838. Its totient is φ = 125834956836.

The previous prime is 125834956831. The next prime is 125834956853. The reversal of 125834956837 is 738659438521.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 109798786881 + 16036169956 = 331359^2 + 126634^2 .

It is a cyclic number.

It is not a de Polignac number, because 125834956837 - 2¹¹ = 125834954789 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125834956831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62917478418 + 62917478419.

It is an arithmetic number, because the mean of its divisors is an integer number (62917478419).

Almost surely, 2^125834956837 is an apocalyptic number.

It is an amenable number.

125834956837 is a deficient number, since it is larger than the sum of its proper divisors (1).

125834956837 is an equidigital number, since it uses as much as digits as its factorization.

125834956837 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 43545600, while the sum is 61.

The spelling of 125834956837 in words is "one hundred twenty-five billion, eight hundred thirty-four million, nine hundred fifty-six thousand, eight hundred thirty-seven".