755213 has 2 divisors, whose sum is σ = 755214. Its totient is φ = 755212.

The previous prime is 755203. The next prime is 755233. The reversal of 755213 is 312557.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 438244 + 316969 = 662^2 + 563^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-755213 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (755203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 377606 + 377607.

It is an arithmetic number, because the mean of its divisors is an integer number (377607).

2⁷⁵⁵²¹³ is an apocalyptic number.

It is an amenable number.

755213 is a deficient number, since it is larger than the sum of its proper divisors (1).

755213 is an equidigital number, since it uses as much as digits as its factorization.

755213 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1050, while the sum is 23.

The square root of 755213 is about 869.0299189326. The cubic root of 755213 is about 91.0660471290.

The spelling of 755213 in words is "seven hundred fifty-five thousand, two hundred thirteen".