126365605025159 has 2 divisors, whose sum is σ = 126365605025160. Its totient is φ = 126365605025158.

The previous prime is 126365605025087. The next prime is 126365605025173. The reversal of 126365605025159 is 951520506563621.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-126365605025159 is a prime.

It is a super-2 number, since 2×126365605025159² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (126365605022159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63182802512579 + 63182802512580.

It is an arithmetic number, because the mean of its divisors is an integer number (63182802512580).

Almost surely, 2^{126365605025159} is an apocalyptic number.

126365605025159 is a deficient number, since it is larger than the sum of its proper divisors (1).

126365605025159 is an equidigital number, since it uses as much as digits as its factorization.

126365605025159 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14580000, while the sum is 56.

The spelling of 126365605025159 in words is "one hundred twenty-six trillion, three hundred sixty-five billion, six hundred five million, twenty-five thousand, one hundred fifty-nine".