1448855811 has 36 divisors (see below), whose sum is σ = 2378707968. Its totient is φ = 844652448.

The previous prime is 1448855777. The next prime is 1448855839. The reversal of 1448855811 is 1185588441.

1448855811 is a `hidden beast` number, since 1 + 4 + 4 + 88 + 558 + 11 = 666.

It is not a de Polignac number, because 1448855811 - 2⁹ = 1448855299 is a prime.

It is a super-2 number, since 2×1448855811² = 4198366322136935442, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1448855411) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 25086 + ... + 59388.

Almost surely, 2^1448855811 is an apocalyptic number.

1448855811 is a deficient number, since it is larger than the sum of its proper divisors (929852157).

1448855811 is a wasteful number, since it uses less digits than its factorization.

1448855811 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34360 (or 34338 counting only the distinct ones).

The product of its digits is 204800, while the sum is 45.

The square root of 1448855811 is about 38063.8386267071. The cubic root of 1448855811 is about 1131.5534045888.

The spelling of 1448855811 in words is "one billion, four hundred forty-eight million, eight hundred fifty-five thousand, eight hundred eleven".