126040823063 has 2 divisors, whose sum is σ = 126040823064. Its totient is φ = 126040823062.

The previous prime is 126040823059. The next prime is 126040823137. The reversal of 126040823063 is 360328040621.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 126040823063 - 2² = 126040823059 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (126040823023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63020411531 + 63020411532.

It is an arithmetic number, because the mean of its divisors is an integer number (63020411532).

Almost surely, 2^126040823063 is an apocalyptic number.

126040823063 is a deficient number, since it is larger than the sum of its proper divisors (1).

126040823063 is an equidigital number, since it uses as much as digits as its factorization.

126040823063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 41472, while the sum is 35.

Adding to 126040823063 its reverse (360328040621), we get a palindrome (486368863684).

The spelling of 126040823063 in words is "one hundred twenty-six billion, forty million, eight hundred twenty-three thousand, sixty-three".