126232210364917 has 2 divisors, whose sum is σ = 126232210364918. Its totient is φ = 126232210364916.

The previous prime is 126232210364903. The next prime is 126232210364933. The reversal of 126232210364917 is 719463012232621.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 66856771206801 + 59375439158116 = 8176599^2 + 7705546^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-126232210364917 is a prime.

It is a super-2 number, since 2×126232210364917² (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 (126232210364987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63116105182458 + 63116105182459.

It is an arithmetic number, because the mean of its divisors is an integer number (63116105182459).

Almost surely, 2^{126232210364917} is an apocalyptic number.

It is an amenable number.

126232210364917 is a deficient number, since it is larger than the sum of its proper divisors (1).

126232210364917 is an equidigital number, since it uses as much as digits as its factorization.

126232210364917 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1306368, while the sum is 49.

The spelling of 126232210364917 in words is "one hundred twenty-six trillion, two hundred thirty-two billion, two hundred ten million, three hundred sixty-four thousand, nine hundred seventeen".