1003013201 has 2 divisors, whose sum is σ = 1003013202. Its totient is φ = 1003013200.

The previous prime is 1003013177. The next prime is 1003013203. The reversal of 1003013201 is 1023103001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 997612225 + 5400976 = 31585^2 + 2324^2 .

It is a cyclic number.

It is not a de Polignac number, because 1003013201 - 2²² = 998818897 is a prime.

Together with 1003013203, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1003013203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 501506600 + 501506601.

It is an arithmetic number, because the mean of its divisors is an integer number (501506601).

Almost surely, 2^1003013201 is an apocalyptic number.

It is an amenable number.

1003013201 is a deficient number, since it is larger than the sum of its proper divisors (1).

1003013201 is an equidigital number, since it uses as much as digits as its factorization.

1003013201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18, while the sum is 11.

The square root of 1003013201 is about 31670.3836572909. The cubic root of 1003013201 is about 1001.0033931987.

Adding to 1003013201 its reverse (1023103001), we get a palindrome (2026116202).

The spelling of 1003013201 in words is "one billion, three million, thirteen thousand, two hundred one".