448137733 has 2 divisors, whose sum is σ = 448137734. Its totient is φ = 448137732.

The previous prime is 448137623. The next prime is 448137757. The reversal of 448137733 is 337731844.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 339185889 + 108951844 = 18417^2 + 10438^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-448137733 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (448137763) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 224068866 + 224068867.

It is an arithmetic number, because the mean of its divisors is an integer number (224068867).

Almost surely, 2^448137733 is an apocalyptic number.

It is an amenable number.

448137733 is a deficient number, since it is larger than the sum of its proper divisors (1).

448137733 is an equidigital number, since it uses as much as digits as its factorization.

448137733 is an evil number, because the sum of its binary digits is even.

The product of its digits is 169344, while the sum is 40.

The square root of 448137733 is about 21169.2638747785. The cubic root of 448137733 is about 765.2508798811.

The spelling of 448137733 in words is "four hundred forty-eight million, one hundred thirty-seven thousand, seven hundred thirty-three".