603798961 has 2 divisors, whose sum is σ = 603798962. Its totient is φ = 603798960.

The previous prime is 603798947. The next prime is 603798971. The reversal of 603798961 is 169897306.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 507150400 + 96648561 = 22520^2 + 9831^2 .

It is a cyclic number.

It is not a de Polignac number, because 603798961 - 2¹¹ = 603796913 is a prime.

It is a super-3 number, since 3×603798961³ (a number of 27 digits) contains 333 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (603798901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 301899480 + 301899481.

It is an arithmetic number, because the mean of its divisors is an integer number (301899481).

Almost surely, 2^603798961 is an apocalyptic number.

It is an amenable number.

603798961 is a deficient number, since it is larger than the sum of its proper divisors (1).

603798961 is an equidigital number, since it uses as much as digits as its factorization.

603798961 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 489888, while the sum is 49.

The square root of 603798961 is about 24572.3210340415. The cubic root of 603798961 is about 845.2090147375.

The spelling of 603798961 in words is "six hundred three million, seven hundred ninety-eight thousand, nine hundred sixty-one".