1254055447 has 2 divisors, whose sum is σ = 1254055448. Its totient is φ = 1254055446.

The previous prime is 1254055433. The next prime is 1254055459. The reversal of 1254055447 is 7445504521.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1254055447 - 2²³ = 1245666839 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1254055417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 627027723 + 627027724.

It is an arithmetic number, because the mean of its divisors is an integer number (627027724).

Almost surely, 2^1254055447 is an apocalyptic number.

1254055447 is a deficient number, since it is larger than the sum of its proper divisors (1).

1254055447 is an equidigital number, since it uses as much as digits as its factorization.

1254055447 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 112000, while the sum is 37.

The square root of 1254055447 is about 35412.6452979723. The cubic root of 1254055447 is about 1078.3810468602.

Adding to 1254055447 its reverse (7445504521), we get a palindrome (8699559968).

The spelling of 1254055447 in words is "one billion, two hundred fifty-four million, fifty-five thousand, four hundred forty-seven".