1448769897 has 24 divisors (see below), whose sum is σ = 2122926624. Its totient is φ = 951937344.

The previous prime is 1448769853. The next prime is 1448769911. The reversal of 1448769897 is 7989678441.

1448769897 is a `hidden beast` number, since 1 + 4 + 487 + 69 + 8 + 97 = 666.

It is not a de Polignac number, because 1448769897 - 2¹⁹ = 1448245609 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1448764897) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 346773 + ... + 350925.

It is an arithmetic number, because the mean of its divisors is an integer number (88455276).

Almost surely, 2^1448769897 is an apocalyptic number.

It is an amenable number.

1448769897 is a deficient number, since it is larger than the sum of its proper divisors (674156727).

1448769897 is a wasteful number, since it uses less digits than its factorization.

1448769897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4709 (or 4706 counting only the distinct ones).

The product of its digits is 24385536, while the sum is 63.

The square root of 1448769897 is about 38062.7100585337. The cubic root of 1448769897 is about 1131.5310379277.

The spelling of 1448769897 in words is "one billion, four hundred forty-eight million, seven hundred sixty-nine thousand, eight hundred ninety-seven".