601360661 has 16 divisors (see below), whose sum is σ = 679331328. Its totient is φ = 527385600.

The previous prime is 601360657. The next prime is 601360679. The reversal of 601360661 is 166063106.

It is a cyclic number.

It is not a de Polignac number, because 601360661 - 2² = 601360657 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (601360681) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 112301 + ... + 117533.

It is an arithmetic number, because the mean of its divisors is an integer number (42458208).

Almost surely, 2^601360661 is an apocalyptic number.

It is an amenable number.

601360661 is a deficient number, since it is larger than the sum of its proper divisors (77970667).

601360661 is a wasteful number, since it uses less digits than its factorization.

601360661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5612.

The product of its (nonzero) digits is 3888, while the sum is 29.

The square root of 601360661 is about 24522.6560755559. The cubic root of 601360661 is about 844.0697539176.

The spelling of 601360661 in words is "six hundred one million, three hundred sixty thousand, six hundred sixty-one".