126360131543 has 2 divisors, whose sum is σ = 126360131544. Its totient is φ = 126360131542.

The previous prime is 126360131531. The next prime is 126360131609. The reversal of 126360131543 is 345131063621.

It is a weak prime.

It is an emirp because it is prime and its reverse (345131063621) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 126360131543 - 2¹² = 126360127447 is a prime.

It is a super-3 number, since 3×126360131543³ (a number of 34 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (126360131743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63180065771 + 63180065772.

It is an arithmetic number, because the mean of its divisors is an integer number (63180065772).

Almost surely, 2^126360131543 is an apocalyptic number.

126360131543 is a deficient number, since it is larger than the sum of its proper divisors (1).

126360131543 is an equidigital number, since it uses as much as digits as its factorization.

126360131543 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 38880, while the sum is 35.

The spelling of 126360131543 in words is "one hundred twenty-six billion, three hundred sixty million, one hundred thirty-one thousand, five hundred forty-three".