603338961 has 4 divisors (see below), whose sum is σ = 804451952. Its totient is φ = 402225972.

The previous prime is 603338929. The next prime is 603338969. The reversal of 603338961 is 169833306.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 603338961 - 2⁵ = 603338929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (603338969) 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, 100556491 + ... + 100556496.

It is an arithmetic number, because the mean of its divisors is an integer number (201112988).

Almost surely, 2^603338961 is an apocalyptic number.

It is an amenable number.

603338961 is a deficient number, since it is larger than the sum of its proper divisors (201112991).

603338961 is a wasteful number, since it uses less digits than its factorization.

603338961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201112990.

The product of its (nonzero) digits is 69984, while the sum is 39.

The square root of 603338961 is about 24562.9591254800. The cubic root of 603338961 is about 844.9943213558.

The spelling of 603338961 in words is "six hundred three million, three hundred thirty-eight thousand, nine hundred sixty-one".