126785241767 has 2 divisors, whose sum is σ = 126785241768. Its totient is φ = 126785241766.

The previous prime is 126785241757. The next prime is 126785241889. The reversal of 126785241767 is 767142587621.

It is a weak prime.

It is an emirp because it is prime and its reverse (767142587621) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 126785241767 - 2⁶ = 126785241703 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (126785241727) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63392620883 + 63392620884.

It is an arithmetic number, because the mean of its divisors is an integer number (63392620884).

Almost surely, 2^126785241767 is an apocalyptic number.

126785241767 is a deficient number, since it is larger than the sum of its proper divisors (1).

126785241767 is an equidigital number, since it uses as much as digits as its factorization.

126785241767 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7902720, while the sum is 56.

The spelling of 126785241767 in words is "one hundred twenty-six billion, seven hundred eighty-five million, two hundred forty-one thousand, seven hundred sixty-seven".