398224512041 has 2 divisors, whose sum is σ = 398224512042. Its totient is φ = 398224512040.

The previous prime is 398224511987. The next prime is 398224512061. The reversal of 398224512041 is 140215422893.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 278383919641 + 119840592400 = 527621^2 + 346180^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-398224512041 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 398224512041.

It is not a weakly prime, because it can be changed into another prime (398224512061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 199112256020 + 199112256021.

It is an arithmetic number, because the mean of its divisors is an integer number (199112256021).

Almost surely, 2^398224512041 is an apocalyptic number.

It is an amenable number.

398224512041 is a deficient number, since it is larger than the sum of its proper divisors (1).

398224512041 is an equidigital number, since it uses as much as digits as its factorization.

398224512041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 138240, while the sum is 41.

The spelling of 398224512041 in words is "three hundred ninety-eight billion, two hundred twenty-four million, five hundred twelve thousand, forty-one".