1283466628 has 6 divisors (see below), whose sum is σ = 2246066606. Its totient is φ = 641733312.

The previous prime is 1283466577. The next prime is 1283466637. The reversal of 1283466628 is 8266643821.

It can be written as a sum of positive squares in only one way, i.e., 962985024 + 320481604 = 31032^2 + 17902^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160433325 + ... + 160433332.

Almost surely, 2^1283466628 is an apocalyptic number.

It is an amenable number.

1283466628 is a deficient number, since it is larger than the sum of its proper divisors (962599978).

1283466628 is a wasteful number, since it uses less digits than its factorization.

1283466628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 320866661 (or 320866659 counting only the distinct ones).

The product of its digits is 663552, while the sum is 46.

The square root of 1283466628 is about 35825.5024807748. The cubic root of 1283466628 is about 1086.7463585067.

The spelling of 1283466628 in words is "one billion, two hundred eighty-three million, four hundred sixty-six thousand, six hundred twenty-eight".