1283483765 has 16 divisors (see below), whose sum is σ = 1641740400. Its totient is φ = 959892480.

The previous prime is 1283483749. The next prime is 1283483771. The reversal of 1283483765 is 5673843821.

It can be written as a sum of positive squares in 8 ways, for example, as 14485636 + 1268998129 = 3806^2 + 35623^2 .

It is not a de Polignac number, because 1283483765 - 2⁴ = 1283483749 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38006 + ... + 63335.

It is an arithmetic number, because the mean of its divisors is an integer number (102608775).

Almost surely, 2^1283483765 is an apocalyptic number.

It is an amenable number.

1283483765 is a deficient number, since it is larger than the sum of its proper divisors (358256635).

1283483765 is a wasteful number, since it uses less digits than its factorization.

1283483765 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101512.

The product of its digits is 967680, while the sum is 47.

The square root of 1283483765 is about 35825.7416531745. The cubic root of 1283483765 is about 1086.7511952743.

The spelling of 1283483765 in words is "one billion, two hundred eighty-three million, four hundred eighty-three thousand, seven hundred sixty-five".