667572253 has 2 divisors, whose sum is σ = 667572254. Its totient is φ = 667572252.

The previous prime is 667572229. The next prime is 667572271. The reversal of 667572253 is 352275766.

667572253 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 543962329 + 123609924 = 23323^2 + 11118^2 .

It is a cyclic number.

It is not a de Polignac number, because 667572253 - 2⁵ = 667572221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (667572223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 333786126 + 333786127.

It is an arithmetic number, because the mean of its divisors is an integer number (333786127).

Almost surely, 2^667572253 is an apocalyptic number.

It is an amenable number.

667572253 is a deficient number, since it is larger than the sum of its proper divisors (1).

667572253 is an equidigital number, since it uses as much as digits as its factorization.

667572253 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 529200, while the sum is 43.

The square root of 667572253 is about 25837.4196273544. The cubic root of 667572253 is about 873.9758370334.

The spelling of 667572253 in words is "six hundred sixty-seven million, five hundred seventy-two thousand, two hundred fifty-three".