1004123424397 has 2 divisors, whose sum is σ = 1004123424398. Its totient is φ = 1004123424396.

The previous prime is 1004123424391. The next prime is 1004123424463. The reversal of 1004123424397 is 7934243214001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 589008665961 + 415114758436 = 767469^2 + 644294^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1004123424397 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1004123424391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 502061712198 + 502061712199.

It is an arithmetic number, because the mean of its divisors is an integer number (502061712199).

Almost surely, 2^{1004123424397} is an apocalyptic number.

It is an amenable number.

1004123424397 is a deficient number, since it is larger than the sum of its proper divisors (1).

1004123424397 is an equidigital number, since it uses as much as digits as its factorization.

1004123424397 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 145152, while the sum is 40.

Adding to 1004123424397 its reverse (7934243214001), we get a palindrome (8938366638398).

The spelling of 1004123424397 in words is "one trillion, four billion, one hundred twenty-three million, four hundred twenty-four thousand, three hundred ninety-seven".