9870323153 has 2 divisors, whose sum is σ = 9870323154. Its totient is φ = 9870323152.

The previous prime is 9870323147. The next prime is 9870323171. The reversal of 9870323153 is 3513230789.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5292853504 + 4577469649 = 72752^2 + 67657^2 .

It is an emirp because it is prime and its reverse (3513230789) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9870323153 - 2¹⁸ = 9870061009 is a prime.

It is a super-2 number, since 2×9870323153² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 9870323153.

It is not a weakly prime, because it can be changed into another prime (9870329153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4935161576 + 4935161577.

It is an arithmetic number, because the mean of its divisors is an integer number (4935161577).

Almost surely, 2^9870323153 is an apocalyptic number.

It is an amenable number.

9870323153 is a deficient number, since it is larger than the sum of its proper divisors (1).

9870323153 is an equidigital number, since it uses as much as digits as its factorization.

9870323153 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 136080, while the sum is 41.

The square root of 9870323153 is about 99349.5000138400. The cubic root of 9870323153 is about 2145.0814662886.

The spelling of 9870323153 in words is "nine billion, eight hundred seventy million, three hundred twenty-three thousand, one hundred fifty-three".