1448479051 has 4 divisors (see below), whose sum is σ = 1448699992. Its totient is φ = 1448258112.

The previous prime is 1448478991. The next prime is 1448479103. The reversal of 1448479051 is 1509748441.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1448479051 - 2⁹ = 1448478539 is a prime.

It is a super-2 number, since 2×1448479051² = 4196183122371721202, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1448478989 and 1448479007.

It is not an unprimeable number, because it can be changed into a prime (1448479751) 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, 100326 + ... + 113851.

It is an arithmetic number, because the mean of its divisors is an integer number (362174998).

Almost surely, 2^1448479051 is an apocalyptic number.

1448479051 is a deficient number, since it is larger than the sum of its proper divisors (220941).

1448479051 is an equidigital number, since it uses as much as digits as its factorization.

1448479051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220940.

The product of its (nonzero) digits is 161280, while the sum is 43.

The square root of 1448479051 is about 38058.8892507388. The cubic root of 1448479051 is about 1131.4553131577.

The spelling of 1448479051 in words is "one billion, four hundred forty-eight million, four hundred seventy-nine thousand, fifty-one".