12057746452397 has 2 divisors, whose sum is σ = 12057746452398. Its totient is φ = 12057746452396.

The previous prime is 12057746452393. The next prime is 12057746452417. The reversal of 12057746452397 is 79325464775021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7490041398436 + 4567705053961 = 2736794^2 + 2137219^2 .

It is a cyclic number.

It is not a de Polignac number, because 12057746452397 - 2² = 12057746452393 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12057746452393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6028873226198 + 6028873226199.

It is an arithmetic number, because the mean of its divisors is an integer number (6028873226199).

Almost surely, 2^{12057746452397} is an apocalyptic number.

It is an amenable number.

12057746452397 is a deficient number, since it is larger than the sum of its proper divisors (1).

12057746452397 is an equidigital number, since it uses as much as digits as its factorization.

12057746452397 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 88905600, while the sum is 62.

The spelling of 12057746452397 in words is "twelve trillion, fifty-seven billion, seven hundred forty-six million, four hundred fifty-two thousand, three hundred ninety-seven".