9391245712 has 20 divisors (see below), whose sum is σ = 18425864320. Its totient is φ = 4636183968.

The previous prime is 9391245701. The next prime is 9391245751. The reversal of 9391245712 is 2175421939.

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, 3713628 + ... + 3716155.

It is an arithmetic number, because the mean of its divisors is an integer number (921293216).

Almost surely, 2^9391245712 is an apocalyptic number.

It is an amenable number.

9391245712 is a deficient number, since it is larger than the sum of its proper divisors (9034618608).

9391245712 is a wasteful number, since it uses less digits than its factorization.

9391245712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7429870 (or 7429864 counting only the distinct ones).

The product of its digits is 136080, while the sum is 43.

The square root of 9391245712 is about 96908.4398388499. The cubic root of 9391245712 is about 2109.7989305491.

The spelling of 9391245712 in words is "nine billion, three hundred ninety-one million, two hundred forty-five thousand, seven hundred twelve".