1248025616 has 20 divisors (see below), whose sum is σ = 2454142032. Its totient is φ = 614698656.

The previous prime is 1248025613. The next prime is 1248025663. The reversal of 1248025616 is 6165208421.

It is not an unprimeable number, because it can be changed into a prime (1248025613) 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, 581030 + ... + 583173.

Almost surely, 2^1248025616 is an apocalyptic number.

1248025616 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1248025616 is a deficient number, since it is larger than the sum of its proper divisors (1206116416).

1248025616 is a wasteful number, since it uses less digits than its factorization.

1248025616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1164278 (or 1164272 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 35.

The square root of 1248025616 is about 35327.4060185573. The cubic root of 1248025616 is about 1076.6498886264.

The spelling of 1248025616 in words is "one billion, two hundred forty-eight million, twenty-five thousand, six hundred sixteen".