7311413 has 2 divisors, whose sum is σ = 7311414. Its totient is φ = 7311412.

The previous prime is 7311383. The next prime is 7311431. The reversal of 7311413 is 3141137.

It is a happy number.

Together with next prime (7311431) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7300804 + 10609 = 2702^2 + 103^2 .

It is a cyclic number.

It is not a de Polignac number, because 7311413 - 2⁶ = 7311349 is a prime.

It is a super-3 number, since 3×7311413³ (a number of 22 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7311463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3655706 + 3655707.

It is an arithmetic number, because the mean of its divisors is an integer number (3655707).

Almost surely, 2^7311413 is an apocalyptic number.

It is an amenable number.

7311413 is a deficient number, since it is larger than the sum of its proper divisors (1).

7311413 is an equidigital number, since it uses as much as digits as its factorization.

7311413 is an evil number, because the sum of its binary digits is even.

The product of its digits is 252, while the sum is 20.

The square root of 7311413 is about 2703.9624627572. The cubic root of 7311413 is about 194.0887838917.

The spelling of 7311413 in words is "seven million, three hundred eleven thousand, four hundred thirteen".