7811341 has 2 divisors, whose sum is σ = 7811342. Its totient is φ = 7811340.

The previous prime is 7811339. The next prime is 7811357. The reversal of 7811341 is 1431187.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5978025 + 1833316 = 2445^2 + 1354^2 .

It is a cyclic number.

It is not a de Polignac number, because 7811341 - 2¹ = 7811339 is a prime.

It is a super-2 number, since 2×7811341² = 122034096436562, which contains 22 as substring.

Together with 7811339, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7811311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3905670 + 3905671.

It is an arithmetic number, because the mean of its divisors is an integer number (3905671).

Almost surely, 2^7811341 is an apocalyptic number.

It is an amenable number.

7811341 is a deficient number, since it is larger than the sum of its proper divisors (1).

7811341 is an equidigital number, since it uses as much as digits as its factorization.

7811341 is an evil number, because the sum of its binary digits is even.

The product of its digits is 672, while the sum is 25.

The square root of 7811341 is about 2794.8776359619. The cubic root of 7811341 is about 198.4153187557.

The spelling of 7811341 in words is "seven million, eight hundred eleven thousand, three hundred forty-one".