1225057048 has 8 divisors (see below), whose sum is σ = 2296981980. Its totient is φ = 612528520.

The previous prime is 1225056953. The next prime is 1225057147. The reversal of 1225057048 is 8407505221.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76566058 + ... + 76566073.

Almost surely, 2^1225057048 is an apocalyptic number.

It is an amenable number.

1225057048 is a deficient number, since it is larger than the sum of its proper divisors (1071924932).

1225057048 is a wasteful number, since it uses less digits than its factorization.

1225057048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153132137 (or 153132133 counting only the distinct ones).

The product of its (nonzero) digits is 22400, while the sum is 34.

The square root of 1225057048 is about 35000.8149619405. The cubic root of 1225057048 is about 1070.0040900068.

The spelling of 1225057048 in words is "one billion, two hundred twenty-five million, fifty-seven thousand, forty-eight".