5571001 has 8 divisors (see below), whose sum is σ = 5707520. Its totient is φ = 5436288.

The previous prime is 5570993. The next prime is 5571023. The reversal of 5571001 is 1001755.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5571001 - 2³ = 5570993 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 5571001.

It is not an unprimeable number, because it can be changed into a prime (5571031) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7300 + ... + 8026.

It is an arithmetic number, because the mean of its divisors is an integer number (713440).

Almost surely, 2^5571001 is an apocalyptic number.

It is an amenable number.

5571001 is a deficient number, since it is larger than the sum of its proper divisors (136519).

5571001 is an equidigital number, since it uses as much as digits as its factorization.

5571001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 903.

The product of its (nonzero) digits is 175, while the sum is 19.

The square root of 5571001 is about 2360.2968033703. The cubic root of 5571001 is about 177.2737419981.

Adding to 5571001 its reverse (1001755), we get a palindrome (6572756).

The spelling of 5571001 in words is "five million, five hundred seventy-one thousand, one".