601100001 has 16 divisors (see below), whose sum is σ = 891400320. Its totient is φ = 400336560.

The previous prime is 601099981. The next prime is 601100021. The reversal of 601100001 is 100001106.

It is an interprime number because it is at equal distance from previous prime (601099981) and next prime (601100021).

It is not a de Polignac number, because 601100001 - 2⁶ = 601099937 is a prime.

It is a super-2 number, since 2×601100001² = 722642422404400002, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (601100021) 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, 18156 + ... + 39138.

It is an arithmetic number, because the mean of its divisors is an integer number (55712520).

Almost surely, 2^601100001 is an apocalyptic number.

It is an amenable number.

601100001 is a deficient number, since it is larger than the sum of its proper divisors (290300319).

601100001 is a wasteful number, since it uses less digits than its factorization.

601100001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22053 (or 22047 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 9.

The square root of 601100001 is about 24517.3408223649. The cubic root of 601100001 is about 843.9477821778.

Adding to 601100001 its reverse (100001106), we get a palindrome (701101107).

The spelling of 601100001 in words is "six hundred one million, one hundred thousand, one".