12197057465903 has 2 divisors, whose sum is σ = 12197057465904. Its totient is φ = 12197057465902.

The previous prime is 12197057465869. The next prime is 12197057465909. The reversal of 12197057465903 is 30956475079121.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12197057465903 is a prime.

It is a super-2 number, since 2×12197057465903² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12197057465909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6098528732951 + 6098528732952.

It is an arithmetic number, because the mean of its divisors is an integer number (6098528732952).

Almost surely, 2^{12197057465903} is an apocalyptic number.

12197057465903 is a deficient number, since it is larger than the sum of its proper divisors (1).

12197057465903 is an equidigital number, since it uses as much as digits as its factorization.

12197057465903 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14288400, while the sum is 59.

The spelling of 12197057465903 in words is "twelve trillion, one hundred ninety-seven billion, fifty-seven million, four hundred sixty-five thousand, nine hundred three".