601602121 has 4 divisors (see below), whose sum is σ = 615592912. Its totient is φ = 587611332.

The previous prime is 601602107. The next prime is 601602163. The reversal of 601602121 is 121206106.

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 a cyclic number.

It is not a de Polignac number, because 601602121 - 2¹¹ = 601600073 is a prime.

It is a super-2 number, since 2×601602121² = 723850223983397282, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (601602101) 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, 6995331 + ... + 6995416.

It is an arithmetic number, because the mean of its divisors is an integer number (153898228).

Almost surely, 2^601602121 is an apocalyptic number.

It is an amenable number.

601602121 is a deficient number, since it is larger than the sum of its proper divisors (13990791).

601602121 is a wasteful number, since it uses less digits than its factorization.

601602121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13990790.

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 601602121 is about 24527.5787838914. The cubic root of 601602121 is about 844.1827098768.

Adding to 601602121 its reverse (121206106), we get a palindrome (722808227).

The spelling of 601602121 in words is "six hundred one million, six hundred two thousand, one hundred twenty-one".