4212504621397 has 2 divisors, whose sum is σ = 4212504621398. Its totient is φ = 4212504621396.

The previous prime is 4212504621331. The next prime is 4212504621433. The reversal of 4212504621397 is 7931264052124.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3669373944721 + 543130676676 = 1915561^2 + 736974^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4212504621397 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4212504621197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2106252310698 + 2106252310699.

It is an arithmetic number, because the mean of its divisors is an integer number (2106252310699).

Almost surely, 2^{4212504621397} is an apocalyptic number.

It is an amenable number.

4212504621397 is a deficient number, since it is larger than the sum of its proper divisors (1).

4212504621397 is an equidigital number, since it uses as much as digits as its factorization.

4212504621397 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 725760, while the sum is 46.

The spelling of 4212504621397 in words is "four trillion, two hundred twelve billion, five hundred four million, six hundred twenty-one thousand, three hundred ninety-seven".