701306231 has 2 divisors, whose sum is σ = 701306232. Its totient is φ = 701306230.

The previous prime is 701306227. The next prime is 701306267. The reversal of 701306231 is 132603107.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 701306231 - 2² = 701306227 is a prime.

It is a super-2 number, since 2×701306231² = 983660859278850722, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 701306197 and 701306206.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (701306531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 350653115 + 350653116.

It is an arithmetic number, because the mean of its divisors is an integer number (350653116).

Almost surely, 2^701306231 is an apocalyptic number.

701306231 is a deficient number, since it is larger than the sum of its proper divisors (1).

701306231 is an equidigital number, since it uses as much as digits as its factorization.

701306231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 756, while the sum is 23.

The square root of 701306231 is about 26482.1870509216. The cubic root of 701306231 is about 888.4559479624.

Adding to 701306231 its reverse (132603107), we get a palindrome (833909338).

The spelling of 701306231 in words is "seven hundred one million, three hundred six thousand, two hundred thirty-one".