603680121 has 20 divisors (see below), whose sum is σ = 983776464. Its totient is φ = 365866200.

The previous prime is 603680111. The next prime is 603680137. The reversal of 603680121 is 121086306.

It is not a de Polignac number, because 603680121 - 2⁵ = 603680089 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (603680101) 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, 337875 + ... + 339656.

Almost surely, 2^603680121 is an apocalyptic number.

It is an amenable number.

603680121 is a deficient number, since it is larger than the sum of its proper divisors (380096343).

603680121 is a wasteful number, since it uses less digits than its factorization.

603680121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 677554 (or 677545 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 603680121 is about 24569.9027470603. The cubic root of 603680121 is about 845.1535596184.

The spelling of 603680121 in words is "six hundred three million, six hundred eighty thousand, one hundred twenty-one".