603401401 has 4 divisors (see below), whose sum is σ = 609622132. Its totient is φ = 597180672.

The previous prime is 603401353. The next prime is 603401419. The reversal of 603401401 is 104104306.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 359292025 + 244109376 = 18955^2 + 15624^2 .

It is a cyclic number.

It is not a de Polignac number, because 603401401 - 2¹¹ = 603399353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (603401431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3110220 + ... + 3110413.

It is an arithmetic number, because the mean of its divisors is an integer number (152405533).

Almost surely, 2^603401401 is an apocalyptic number.

It is an amenable number.

603401401 is a deficient number, since it is larger than the sum of its proper divisors (6220731).

603401401 is an equidigital number, since it uses as much as digits as its factorization.

603401401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6220730.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 603401401 is about 24564.2301120959. The cubic root of 603401401 is about 845.0234700482.

Adding to 603401401 its reverse (104104306), we get a palindrome (707505707).

The spelling of 603401401 in words is "six hundred three million, four hundred one thousand, four hundred one".