1283117364 has 36 divisors (see below), whose sum is σ = 3434227524. Its totient is φ = 402546432.

The previous prime is 1283117293. The next prime is 1283117369. The reversal of 1283117364 is 4637113821.

It is a happy number.

1283117364 is a `hidden beast` number, since 1 + 283 + 1 + 17 + 364 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 640494864 + 642622500 = 25308^2 + 25350^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1283117369) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1047687 + ... + 1048910.

It is an arithmetic number, because the mean of its divisors is an integer number (95395209).

Almost surely, 2^1283117364 is an apocalyptic number.

It is an amenable number.

1283117364 is an abundant number, since it is smaller than the sum of its proper divisors (2151110160).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1283117364 is a wasteful number, since it uses less digits than its factorization.

1283117364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2096624 (or 2096619 counting only the distinct ones).

The product of its digits is 24192, while the sum is 36.

The square root of 1283117364 is about 35820.6276326923. The cubic root of 1283117364 is about 1086.6477724309.

The spelling of 1283117364 in words is "one billion, two hundred eighty-three million, one hundred seventeen thousand, three hundred sixty-four".