126274751 has 2 divisors, whose sum is σ = 126274752. Its totient is φ = 126274750.

The previous prime is 126274739. The next prime is 126274763. The reversal of 126274751 is 157472621.

It is a balanced prime because it is at equal distance from previous prime (126274739) and next prime (126274763).

It is a cyclic number.

It is not a de Polignac number, because 126274751 - 2¹⁴ = 126258367 is a prime.

It is a super-2 number, since 2×126274751² = 31890625480224002, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (126274721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63137375 + 63137376.

It is an arithmetic number, because the mean of its divisors is an integer number (63137376).

Almost surely, 2^126274751 is an apocalyptic number.

126274751 is a deficient number, since it is larger than the sum of its proper divisors (1).

126274751 is an equidigital number, since it uses as much as digits as its factorization.

126274751 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 23520, while the sum is 35.

The square root of 126274751 is about 11237.2038781896. The cubic root of 126274751 is about 501.6939227706.

The spelling of 126274751 in words is "one hundred twenty-six million, two hundred seventy-four thousand, seven hundred fifty-one".