1448505011 has 4 divisors (see below), whose sum is σ = 1448589072. Its totient is φ = 1448420952.

The previous prime is 1448505001. The next prime is 1448505029. The reversal of 1448505011 is 1105058441.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 1448505011 - 2⁶ = 1448504947 is a prime.

It is a super-2 number, since 2×1448505011² = 4196333533784220242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1448505001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5735 + ... + 54128.

It is an arithmetic number, because the mean of its divisors is an integer number (362147268).

Almost surely, 2^1448505011 is an apocalyptic number.

1448505011 is a deficient number, since it is larger than the sum of its proper divisors (84061).

1448505011 is an equidigital number, since it uses as much as digits as its factorization.

1448505011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84060.

The product of its (nonzero) digits is 3200, while the sum is 29.

The square root of 1448505011 is about 38059.2302996264. The cubic root of 1448505011 is about 1131.4620725247.

The spelling of 1448505011 in words is "one billion, four hundred forty-eight million, five hundred five thousand, eleven".