1283525764 has 24 divisors (see below), whose sum is σ = 2354103360. Its totient is φ = 611169504.

The previous prime is 1283525743. The next prime is 1283525777. The reversal of 1283525764 is 4675253821.

It is a self number, because there is not a number n which added to its sum of digits gives 1283525764.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9394 + ... + 51529.

It is an arithmetic number, because the mean of its divisors is an integer number (98087640).

Almost surely, 2^1283525764 is an apocalyptic number.

It is an amenable number.

1283525764 is a deficient number, since it is larger than the sum of its proper divisors (1070577596).

1283525764 is a wasteful number, since it uses less digits than its factorization.

1283525764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61179 (or 61177 counting only the distinct ones).

The product of its digits is 403200, while the sum is 43.

The square root of 1283525764 is about 35826.3278051212. The cubic root of 1283525764 is about 1086.7630489408.

The spelling of 1283525764 in words is "one billion, two hundred eighty-three million, five hundred twenty-five thousand, seven hundred sixty-four".