126274739 has 2 divisors, whose sum is σ = 126274740. Its totient is φ = 126274738.

The previous prime is 126274727. The next prime is 126274751. The reversal of 126274739 is 937472621.

It is a balanced prime because it is at equal distance from previous prime (126274727) and next prime (126274751).

It is an emirp because it is prime and its reverse (937472621) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 126274739 - 2⁴ = 126274723 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 126274696 and 126274705.

It is not a weakly prime, because it can be changed into another prime (126274769) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63137369 + 63137370.

It is an arithmetic number, because the mean of its divisors is an integer number (63137370).

Almost surely, 2^126274739 is an apocalyptic number.

126274739 is a deficient number, since it is larger than the sum of its proper divisors (1).

126274739 is an equidigital number, since it uses as much as digits as its factorization.

126274739 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 127008, while the sum is 41.

The square root of 126274739 is about 11237.2033442490. The cubic root of 126274739 is about 501.6939068785.

The spelling of 126274739 in words is "one hundred twenty-six million, two hundred seventy-four thousand, seven hundred thirty-nine".