30632328197 has 2 divisors, whose sum is σ = 30632328198. Its totient is φ = 30632328196.

The previous prime is 30632328193. The next prime is 30632328227. The reversal of 30632328197 is 79182323603.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 27977914756 + 2654413441 = 167266^2 + 51521^2 .

It is an emirp because it is prime and its reverse (79182323603) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 30632328197 - 2² = 30632328193 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30632328193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15316164098 + 15316164099.

It is an arithmetic number, because the mean of its divisors is an integer number (15316164099).

Almost surely, 2^30632328197 is an apocalyptic number.

It is an amenable number.

30632328197 is a deficient number, since it is larger than the sum of its proper divisors (1).

30632328197 is an equidigital number, since it uses as much as digits as its factorization.

30632328197 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 326592, while the sum is 44.

The spelling of 30632328197 in words is "thirty billion, six hundred thirty-two million, three hundred twenty-eight thousand, one hundred ninety-seven".