12197630307 has 4 divisors (see below), whose sum is σ = 16263507080. Its totient is φ = 8131753536.

The previous prime is 12197630299. The next prime is 12197630311. The reversal of 12197630307 is 70303679121.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 12197630307 - 2³ = 12197630299 is a prime.

It is a super-3 number, since 3×12197630307³ (a number of 31 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12197630327) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2032938382 + ... + 2032938387.

It is an arithmetic number, because the mean of its divisors is an integer number (4065876770).

Almost surely, 2^12197630307 is an apocalyptic number.

12197630307 is a deficient number, since it is larger than the sum of its proper divisors (4065876773).

12197630307 is an equidigital number, since it uses as much as digits as its factorization.

12197630307 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4065876772.

The product of its (nonzero) digits is 47628, while the sum is 39.

The spelling of 12197630307 in words is "twelve billion, one hundred ninety-seven million, six hundred thirty thousand, three hundred seven".