1282777484 has 12 divisors (see below), whose sum is σ = 2248851864. Its totient is φ = 640248384.

The previous prime is 1282777481. The next prime is 1282777501. The reversal of 1282777484 is 4847772821.

It is a hoax number, since the sum of its digits (50) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (1282777481) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 282557 + ... + 287060.

It is an arithmetic number, because the mean of its divisors is an integer number (187404322).

Almost surely, 2^1282777484 is an apocalyptic number.

It is an amenable number.

1282777484 is a deficient number, since it is larger than the sum of its proper divisors (966074380).

1282777484 is a wasteful number, since it uses less digits than its factorization.

1282777484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 570184 (or 570182 counting only the distinct ones).

The product of its digits is 1404928, while the sum is 50.

The square root of 1282777484 is about 35815.8831246697. The cubic root of 1282777484 is about 1086.5518179817.

The spelling of 1282777484 in words is "one billion, two hundred eighty-two million, seven hundred seventy-seven thousand, four hundred eighty-four".