1448872317 has 6 divisors (see below), whose sum is σ = 2092815582. Its totient is φ = 965914872.

The previous prime is 1448872297. The next prime is 1448872333. The reversal of 1448872317 is 7132788441.

It can be written as a sum of positive squares in only one way, i.e., 1364489721 + 84382596 = 36939^2 + 9186^2 .

It is not a de Polignac number, because 1448872317 - 2¹⁰ = 1448871293 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1448872367) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 80492898 + ... + 80492915.

It is an arithmetic number, because the mean of its divisors is an integer number (348802597).

Almost surely, 2^1448872317 is an apocalyptic number.

It is an amenable number.

1448872317 is a deficient number, since it is larger than the sum of its proper divisors (643943265).

1448872317 is a wasteful number, since it uses less digits than its factorization.

1448872317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160985819 (or 160985816 counting only the distinct ones).

The product of its digits is 301056, while the sum is 45.

The square root of 1448872317 is about 38064.0554460504. The cubic root of 1448872317 is about 1131.5577016232.

The spelling of 1448872317 in words is "one billion, four hundred forty-eight million, eight hundred seventy-two thousand, three hundred seventeen".