126745312627 has 2 divisors, whose sum is σ = 126745312628. Its totient is φ = 126745312626.

The previous prime is 126745312571. The next prime is 126745312637. The reversal of 126745312627 is 726213547621.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-126745312627 is a prime.

It is a super-2 number, since 2×126745312627² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (126745312637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63372656313 + 63372656314.

It is an arithmetic number, because the mean of its divisors is an integer number (63372656314).

Almost surely, 2^126745312627 is an apocalyptic number.

126745312627 is a deficient number, since it is larger than the sum of its proper divisors (1).

126745312627 is an equidigital number, since it uses as much as digits as its factorization.

126745312627 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 846720, while the sum is 46.

The spelling of 126745312627 in words is "one hundred twenty-six billion, seven hundred forty-five million, three hundred twelve thousand, six hundred twenty-seven".