126031447 has 2 divisors, whose sum is σ = 126031448. Its totient is φ = 126031446.

The previous prime is 126031379. The next prime is 126031453. The reversal of 126031447 is 744130621.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 126031447 - 2¹¹ = 126029399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (126031457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63015723 + 63015724.

It is an arithmetic number, because the mean of its divisors is an integer number (63015724).

Almost surely, 2^126031447 is an apocalyptic number.

126031447 is a deficient number, since it is larger than the sum of its proper divisors (1).

126031447 is an equidigital number, since it uses as much as digits as its factorization.

126031447 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 126031447 is about 11226.3728336449. The cubic root of 126031447 is about 501.3714972177.

The spelling of 126031447 in words is "one hundred twenty-six million, thirty-one thousand, four hundred forty-seven".