675201601 has 4 divisors (see below), whose sum is σ = 684451012. Its totient is φ = 665952192.

The previous prime is 675201589. The next prime is 675201629. The reversal of 675201601 is 106102576.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 564110001 + 111091600 = 23751^2 + 10540^2 .

It is a cyclic number.

It is not a de Polignac number, because 675201601 - 2⁷ = 675201473 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 675201601.

It is not an unprimeable number, because it can be changed into a prime (675201101) 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, 4624596 + ... + 4624741.

It is an arithmetic number, because the mean of its divisors is an integer number (171112753).

Almost surely, 2^675201601 is an apocalyptic number.

It is an amenable number.

675201601 is a deficient number, since it is larger than the sum of its proper divisors (9249411).

675201601 is an equidigital number, since it uses as much as digits as its factorization.

675201601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9249410.

The product of its (nonzero) digits is 2520, while the sum is 28.

The square root of 675201601 is about 25984.6416369362. The cubic root of 675201601 is about 877.2926438673.

The spelling of 675201601 in words is "six hundred seventy-five million, two hundred one thousand, six hundred one".