1245625552 has 20 divisors (see below), whose sum is σ = 2431826496. Its totient is φ = 618057440.

The previous prime is 1245625543. The next prime is 1245625583. The reversal of 1245625552 is 2555265421.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 295048 + ... + 299239.

Almost surely, 2^1245625552 is an apocalyptic number.

It is an amenable number.

1245625552 is a deficient number, since it is larger than the sum of its proper divisors (1186200944).

1245625552 is a wasteful number, since it uses less digits than its factorization.

1245625552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 594426 (or 594420 counting only the distinct ones).

The product of its digits is 120000, while the sum is 37.

The square root of 1245625552 is about 35293.4208033169. The cubic root of 1245625552 is about 1075.9592813141.

The spelling of 1245625552 in words is "one billion, two hundred forty-five million, six hundred twenty-five thousand, five hundred fifty-two".