1020401383 has 2 divisors, whose sum is σ = 1020401384. Its totient is φ = 1020401382.

The previous prime is 1020401359. The next prime is 1020401407. The reversal of 1020401383 is 3831040201.

It is a balanced prime because it is at equal distance from previous prime (1020401359) and next prime (1020401407).

It is an emirp because it is prime and its reverse (3831040201) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1020401383 - 2²⁵ = 986846951 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1020401323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510200691 + 510200692.

It is an arithmetic number, because the mean of its divisors is an integer number (510200692).

Almost surely, 2^1020401383 is an apocalyptic number.

1020401383 is a deficient number, since it is larger than the sum of its proper divisors (1).

1020401383 is an equidigital number, since it uses as much as digits as its factorization.

1020401383 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 1020401383 is about 31943.7221218818. The cubic root of 1020401383 is about 1006.7547318660.

Adding to 1020401383 its reverse (3831040201), we get a palindrome (4851441584).

The spelling of 1020401383 in words is "one billion, twenty million, four hundred one thousand, three hundred eighty-three".