213277601 has 2 divisors, whose sum is σ = 213277602. Its totient is φ = 213277600.

The previous prime is 213277579. The next prime is 213277607. The reversal of 213277601 is 106772312.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 195972001 + 17305600 = 13999^2 + 4160^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-213277601 is a prime.

It is a super-3 number, since 3×213277601³ (a number of 26 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (213277607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106638800 + 106638801.

It is an arithmetic number, because the mean of its divisors is an integer number (106638801).

Almost surely, 2^213277601 is an apocalyptic number.

It is an amenable number.

213277601 is a deficient number, since it is larger than the sum of its proper divisors (1).

213277601 is an equidigital number, since it uses as much as digits as its factorization.

213277601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3528, while the sum is 29.

The square root of 213277601 is about 14604.0268761736. The cubic root of 213277601 is about 597.4685951877.

The spelling of 213277601 in words is "two hundred thirteen million, two hundred seventy-seven thousand, six hundred one".