1447053730 has 16 divisors (see below), whose sum is σ = 2622180600. Its totient is φ = 574936192.

The previous prime is 1447053709. The next prime is 1447053761. The reversal of 1447053730 is 373507441.

It can be written as a sum of positive squares in 4 ways, for example, as 531809721 + 915244009 = 23061^2 + 30253^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 484099 + ... + 487078.

Almost surely, 2^1447053730 is an apocalyptic number.

1447053730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1447053730 is a deficient number, since it is larger than the sum of its proper divisors (1175126870).

1447053730 is a wasteful number, since it uses less digits than its factorization.

1447053730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 971333.

The product of its (nonzero) digits is 35280, while the sum is 34.

The square root of 1447053730 is about 38040.1594371002. The cubic root of 1447053730 is about 1131.0840694327.

The spelling of 1447053730 in words is "one billion, four hundred forty-seven million, fifty-three thousand, seven hundred thirty".