1428545564 has 12 divisors (see below), whose sum is σ = 2647011024. Its totient is φ = 672256704.

The previous prime is 1428545563. The next prime is 1428545567. The reversal of 1428545564 is 4655458241.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1428545561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10503944 + ... + 10504079.

It is an arithmetic number, because the mean of its divisors is an integer number (220584252).

Almost surely, 2^1428545564 is an apocalyptic number.

It is an amenable number.

1428545564 is a deficient number, since it is larger than the sum of its proper divisors (1218465460).

1428545564 is a wasteful number, since it uses less digits than its factorization.

1428545564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21008044 (or 21008042 counting only the distinct ones).

The product of its digits is 768000, while the sum is 44.

The square root of 1428545564 is about 37796.1051432552. The cubic root of 1428545564 is about 1126.2410834215.

The spelling of 1428545564 in words is "one billion, four hundred twenty-eight million, five hundred forty-five thousand, five hundred sixty-four".