126244747 has 2 divisors, whose sum is σ = 126244748. Its totient is φ = 126244746.

The previous prime is 126244739. The next prime is 126244871. The reversal of 126244747 is 747442621.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 126244747 - 2³ = 126244739 is a prime.

It is a super-2 number, since 2×126244747² = 31875472290188018, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (126247747) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63122373 + 63122374.

It is an arithmetic number, because the mean of its divisors is an integer number (63122374).

Almost surely, 2^126244747 is an apocalyptic number.

126244747 is a deficient number, since it is larger than the sum of its proper divisors (1).

126244747 is an equidigital number, since it uses as much as digits as its factorization.

126244747 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 75264, while the sum is 37.

The square root of 126244747 is about 11235.8687692586. The cubic root of 126244747 is about 501.6541839822.

It can be divided in two parts, 12624 and 4747, that added together give a palindrome (17371).

The spelling of 126244747 in words is "one hundred twenty-six million, two hundred forty-four thousand, seven hundred forty-seven".