124440120032197 has 2 divisors, whose sum is σ = 124440120032198. Its totient is φ = 124440120032196.

The previous prime is 124440120032147. The next prime is 124440120032213. The reversal of 124440120032197 is 791230021044421.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 124142403570241 + 297716461956 = 11141921^2 + 545634^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-124440120032197 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (124440120032117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62220060016098 + 62220060016099.

It is an arithmetic number, because the mean of its divisors is an integer number (62220060016099).

Almost surely, 2^{124440120032197} is an apocalyptic number.

It is an amenable number.

124440120032197 is a deficient number, since it is larger than the sum of its proper divisors (1).

124440120032197 is an equidigital number, since it uses as much as digits as its factorization.

124440120032197 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96768, while the sum is 40.

The spelling of 124440120032197 in words is "one hundred twenty-four trillion, four hundred forty billion, one hundred twenty million, thirty-two thousand, one hundred ninety-seven".