12029372197 has 2 divisors, whose sum is σ = 12029372198. Its totient is φ = 12029372196.

The previous prime is 12029372189. The next prime is 12029372219. The reversal of 12029372197 is 79127392021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9720185281 + 2309186916 = 98591^2 + 48054^2 .

It is a cyclic number.

It is not a de Polignac number, because 12029372197 - 2³ = 12029372189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12029372297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6014686098 + 6014686099.

It is an arithmetic number, because the mean of its divisors is an integer number (6014686099).

Almost surely, 2^12029372197 is an apocalyptic number.

It is an amenable number.

12029372197 is a deficient number, since it is larger than the sum of its proper divisors (1).

12029372197 is an equidigital number, since it uses as much as digits as its factorization.

12029372197 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 95256, while the sum is 43.

The spelling of 12029372197 in words is "twelve billion, twenty-nine million, three hundred seventy-two thousand, one hundred ninety-seven".