126293487294157 has 2 divisors, whose sum is σ = 126293487294158. Its totient is φ = 126293487294156.

The previous prime is 126293487294151. The next prime is 126293487294187. The reversal of 126293487294157 is 751492784392621.

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., 66709461067396 + 59584026226761 = 8167586^2 + 7719069^2 .

It is an emirp because it is prime and its reverse (751492784392621) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 126293487294157 - 2¹⁹ = 126293486769869 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (126293487294151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63146743647078 + 63146743647079.

It is an arithmetic number, because the mean of its divisors is an integer number (63146743647079).

Almost surely, 2^{126293487294157} is an apocalyptic number.

It is an amenable number.

126293487294157 is a deficient number, since it is larger than the sum of its proper divisors (1).

126293487294157 is an equidigital number, since it uses as much as digits as its factorization.

126293487294157 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 365783040, while the sum is 70.

The spelling of 126293487294157 in words is "one hundred twenty-six trillion, two hundred ninety-three billion, four hundred eighty-seven million, two hundred ninety-four thousand, one hundred fifty-seven".