613471 has 2 divisors, whose sum is σ = 613472. Its totient is φ = 613470.

The previous prime is 613469. The next prime is 613493. The reversal of 613471 is 174316.

It is an a-pointer prime, because the next prime (613493) can be obtained adding 613471 to its sum of digits (22).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 613471 - 2¹ = 613469 is a prime.

It is a super-3 number, since 3×613471³ = 692633300001258333, which contains 333 as substring.

Together with 613469, 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 (613421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 306735 + 306736.

It is an arithmetic number, because the mean of its divisors is an integer number (306736).

2⁶¹³⁴⁷¹ is an apocalyptic number.

613471 is a deficient number, since it is larger than the sum of its proper divisors (1).

613471 is an equidigital number, since it uses as much as digits as its factorization.

613471 is an evil number, because the sum of its binary digits is even.

The product of its digits is 504, while the sum is 22.

The square root of 613471 is about 783.2438956034. The cubic root of 613471 is about 84.9698162726.

Adding to 613471 its reverse (174316), we get a palindrome (787787).

The spelling of 613471 in words is "six hundred thirteen thousand, four hundred seventy-one".