9709245956 has 12 divisors (see below), whose sum is σ = 16999407180. Its totient is φ = 4852272480.

The previous prime is 9709245941. The next prime is 9709245971. The reversal of 9709245956 is 6595429079.

It is an interprime number because it is at equal distance from previous prime (9709245941) and next prime (9709245971).

It can be written as a sum of positive squares in 2 ways, for example, as 528540100 + 9180705856 = 22990^2 + 95816^2 .

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, 578315 + ... + 594866.

It is an arithmetic number, because the mean of its divisors is an integer number (1416617265).

Almost surely, 2^9709245956 is an apocalyptic number.

It is an amenable number.

9709245956 is a deficient number, since it is larger than the sum of its proper divisors (7290161224).

9709245956 is a wasteful number, since it uses less digits than its factorization.

9709245956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1175254 (or 1175252 counting only the distinct ones).

The product of its (nonzero) digits is 6123600, while the sum is 56.

The square root of 9709245956 is about 98535.5060676100. The cubic root of 9709245956 is about 2133.3486349054.

The spelling of 9709245956 in words is "nine billion, seven hundred nine million, two hundred forty-five thousand, nine hundred fifty-six".