1245968652 has 24 divisors (see below), whose sum is σ = 2908180800. Its totient is φ = 415191376.

The previous prime is 1245968621. The next prime is 1245968653. The reversal of 1245968652 is 2568695421.

It is not an unprimeable number, because it can be changed into a prime (1245968653) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27799 + ... + 57137.

It is an arithmetic number, because the mean of its divisors is an integer number (121174200).

Almost surely, 2^1245968652 is an apocalyptic number.

1245968652 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1245968652 is an abundant number, since it is smaller than the sum of its proper divisors (1662212148).

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

1245968652 is a wasteful number, since it uses less digits than its factorization.

1245968652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32885 (or 32883 counting only the distinct ones).

The product of its digits is 1036800, while the sum is 48.

The square root of 1245968652 is about 35298.2811479539. The cubic root of 1245968652 is about 1076.0580610636.

The spelling of 1245968652 in words is "one billion, two hundred forty-five million, nine hundred sixty-eight thousand, six hundred fifty-two".