3570121 has 2 divisors, whose sum is σ = 3570122. Its totient is φ = 3570120.

The previous prime is 3570113. The next prime is 3570131. The reversal of 3570121 is 1210753.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3534400 + 35721 = 1880^2 + 189^2 .

It is an emirp because it is prime and its reverse (1210753) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3570121 - 2³ = 3570113 is a prime.

It is a Chen prime.

3570121 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (3570131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1785060 + 1785061.

It is an arithmetic number, because the mean of its divisors is an integer number (1785061).

Almost surely, 2^3570121 is an apocalyptic number.

It is an amenable number.

3570121 is a deficient number, since it is larger than the sum of its proper divisors (1).

3570121 is an equidigital number, since it uses as much as digits as its factorization.

3570121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 210, while the sum is 19.

The square root of 3570121 is about 1889.4763824933. The cubic root of 3570121 is about 152.8366976219.

Adding to 3570121 its reverse (1210753), we get a palindrome (4780874).

The spelling of 3570121 in words is "three million, five hundred seventy thousand, one hundred twenty-one".