604020101 has 2 divisors, whose sum is σ = 604020102. Its totient is φ = 604020100.

The previous prime is 604020073. The next prime is 604020103. The reversal of 604020101 is 101020406.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 584430625 + 19589476 = 24175^2 + 4426^2 .

It is a cyclic number.

It is not a de Polignac number, because 604020101 - 2⁶ = 604020037 is a prime.

It is a Sophie Germain prime.

Together with 604020103, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (604020103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 302010050 + 302010051.

It is an arithmetic number, because the mean of its divisors is an integer number (302010051).

Almost surely, 2^604020101 is an apocalyptic number.

It is an amenable number.

604020101 is a deficient number, since it is larger than the sum of its proper divisors (1).

604020101 is an equidigital number, since it uses as much as digits as its factorization.

604020101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 604020101 is about 24576.8204005319. The cubic root of 604020101 is about 845.3121874379.

Adding to 604020101 its reverse (101020406), we get a palindrome (705040507).

The spelling of 604020101 in words is "six hundred four million, twenty thousand, one hundred one".