1248653648 has 40 divisors (see below), whose sum is σ = 2641813056. Its totient is φ = 567008000.

The previous prime is 1248653629. The next prime is 1248653663. The reversal of 1248653648 is 8463568421.

It is a congruent number.

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, 212348 + ... + 218148.

Almost surely, 2^1248653648 is an apocalyptic number.

It is an amenable number.

1248653648 is an abundant number, since it is smaller than the sum of its proper divisors (1393159408).

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

1248653648 is a wasteful number, since it uses less digits than its factorization.

1248653648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7043 (or 7037 counting only the distinct ones).

The product of its digits is 1105920, while the sum is 47.

The square root of 1248653648 is about 35336.2936369959. The cubic root of 1248653648 is about 1076.8304557517.

The spelling of 1248653648 in words is "one billion, two hundred forty-eight million, six hundred fifty-three thousand, six hundred forty-eight".