126245942327 has 4 divisors (see below), whose sum is σ = 126267502896. Its totient is φ = 126224381760.

The previous prime is 126245942309. The next prime is 126245942341. The reversal of 126245942327 is 723249542621.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 723249542621 = 21713 ⋅33309517.

It is a cyclic number.

It is not a de Polignac number, because 126245942327 - 2¹⁶ = 126245876791 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126245942387) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10771499 + ... + 10783212.

It is an arithmetic number, because the mean of its divisors is an integer number (31566875724).

Almost surely, 2^126245942327 is an apocalyptic number.

126245942327 is a deficient number, since it is larger than the sum of its proper divisors (21560569).

126245942327 is an equidigital number, since it uses as much as digits as its factorization.

126245942327 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21560568.

The product of its digits is 1451520, while the sum is 47.

The spelling of 126245942327 in words is "one hundred twenty-six billion, two hundred forty-five million, nine hundred forty-two thousand, three hundred twenty-seven".