2170153 has 2 divisors, whose sum is σ = 2170154. Its totient is φ = 2170152.

The previous prime is 2170141. The next prime is 2170159. The reversal of 2170153 is 3510712.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2155024 + 15129 = 1468^2 + 123^2 .

It is a cyclic number.

It is not a de Polignac number, because 2170153 - 2⁵ = 2170121 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2170153.

It is not a weakly prime, because it can be changed into another prime (2170159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1085076 + 1085077.

It is an arithmetic number, because the mean of its divisors is an integer number (1085077).

2^2170153 is an apocalyptic number.

It is an amenable number.

2170153 is a deficient number, since it is larger than the sum of its proper divisors (1).

2170153 is an equidigital number, since it uses as much as digits as its factorization.

2170153 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 2170153 is about 1473.1439169341. The cubic root of 2170153 is about 129.4683016984.

Adding to 2170153 its reverse (3510712), we get a palindrome (5680865).

The spelling of 2170153 in words is "two million, one hundred seventy thousand, one hundred fifty-three".