125767238693 has 2 divisors, whose sum is σ = 125767238694. Its totient is φ = 125767238692.

The previous prime is 125767238633. The next prime is 125767238713. The reversal of 125767238693 is 396832767521.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 117458369284 + 8308869409 = 342722^2 + 91153^2 .

It is a cyclic number.

It is not a de Polignac number, because 125767238693 - 2¹⁸ = 125766976549 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125767238633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62883619346 + 62883619347.

It is an arithmetic number, because the mean of its divisors is an integer number (62883619347).

Almost surely, 2^125767238693 is an apocalyptic number.

It is an amenable number.

125767238693 is a deficient number, since it is larger than the sum of its proper divisors (1).

125767238693 is an equidigital number, since it uses as much as digits as its factorization.

125767238693 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 22861440, while the sum is 59.

The spelling of 125767238693 in words is "one hundred twenty-five billion, seven hundred sixty-seven million, two hundred thirty-eight thousand, six hundred ninety-three".