126296644937 has 2 divisors, whose sum is σ = 126296644938. Its totient is φ = 126296644936.

The previous prime is 126296644927. The next prime is 126296645081. The reversal of 126296644937 is 739446692621.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 85094140681 + 41202504256 = 291709^2 + 202984^2 .

It is a cyclic number.

It is not a de Polignac number, because 126296644937 - 2²² = 126292450633 is a prime.

It is not a weakly prime, because it can be changed into another prime (126296644927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63148322468 + 63148322469.

It is an arithmetic number, because the mean of its divisors is an integer number (63148322469).

Almost surely, 2^126296644937 is an apocalyptic number.

It is an amenable number.

126296644937 is a deficient number, since it is larger than the sum of its proper divisors (1).

126296644937 is an equidigital number, since it uses as much as digits as its factorization.

126296644937 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23514624, while the sum is 59.

It can be divided in two parts, 12629 and 6644937, that added together give a palindrome (6657566).

The spelling of 126296644937 in words is "one hundred twenty-six billion, two hundred ninety-six million, six hundred forty-four thousand, nine hundred thirty-seven".