2003350401 has 20 divisors (see below), whose sum is σ = 3222865492. Its totient is φ = 1232830368.

The previous prime is 2003350399. The next prime is 2003350403. The reversal of 2003350401 is 1040533002.

2003350401 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2003350399) and next prime (2003350403).

It can be written as a sum of positive squares in 2 ways, for example, as 1219406400 + 783944001 = 34920^2 + 27999^2 .

It is not a de Polignac number, because 2003350401 - 2¹ = 2003350399 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2003350403) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 950206 + ... + 952311.

Almost surely, 2^2003350401 is an apocalyptic number.

It is an amenable number.

2003350401 is a deficient number, since it is larger than the sum of its proper divisors (1219515091).

2003350401 is a wasteful number, since it uses less digits than its factorization.

2003350401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1902542 (or 1902533 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 2003350401 is about 44758.8024973859. The cubic root of 2003350401 is about 1260.6241975274.

Adding to 2003350401 its reverse (1040533002), we get a palindrome (3043883403).

The spelling of 2003350401 in words is "two billion, three million, three hundred fifty thousand, four hundred one".