1303243200401 has 2 divisors, whose sum is σ = 1303243200402. Its totient is φ = 1303243200400.

The previous prime is 1303243200383. The next prime is 1303243200407. The reversal of 1303243200401 is 1040023423031.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1068585308176 + 234657892225 = 1033724^2 + 484415^2 .

It is a cyclic number.

It is not a de Polignac number, because 1303243200401 - 2¹⁴ = 1303243184017 is a prime.

It is not a weakly prime, because it can be changed into another prime (1303243200407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 651621600200 + 651621600201.

It is an arithmetic number, because the mean of its divisors is an integer number (651621600201).

Almost surely, 2^{1303243200401} is an apocalyptic number.

It is an amenable number.

1303243200401 is a deficient number, since it is larger than the sum of its proper divisors (1).

1303243200401 is an equidigital number, since it uses as much as digits as its factorization.

1303243200401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 1303243200401 its reverse (1040023423031), we get a palindrome (2343266623432).

The spelling of 1303243200401 in words is "one trillion, three hundred three billion, two hundred forty-three million, two hundred thousand, four hundred one".