731114213 has 2 divisors, whose sum is σ = 731114214. Its totient is φ = 731114212.

The previous prime is 731114203. The next prime is 731114231. The reversal of 731114213 is 312411137.

It is a happy number.

Together with next prime (731114231) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 596971489 + 134142724 = 24433^2 + 11582^2 .

It is a cyclic number.

It is not a de Polignac number, because 731114213 - 2²⁸ = 462678757 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (731114203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 365557106 + 365557107.

It is an arithmetic number, because the mean of its divisors is an integer number (365557107).

Almost surely, 2^731114213 is an apocalyptic number.

It is an amenable number.

731114213 is a deficient number, since it is larger than the sum of its proper divisors (1).

731114213 is an equidigital number, since it uses as much as digits as its factorization.

731114213 is an evil number, because the sum of its binary digits is even.

The product of its digits is 504, while the sum is 23.

The square root of 731114213 is about 27039.1237468968. The cubic root of 731114213 is about 900.8692067647.

The spelling of 731114213 in words is "seven hundred thirty-one million, one hundred fourteen thousand, two hundred thirteen".