613747 has 2 divisors, whose sum is σ = 613748. Its totient is φ = 613746.

The previous prime is 613741. The next prime is 613759. The reversal of 613747 is 747316.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 613747 - 2¹⁹ = 89459 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (613741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 306873 + 306874.

It is an arithmetic number, because the mean of its divisors is an integer number (306874).

2⁶¹³⁷⁴⁷ is an apocalyptic number.

613747 is a deficient number, since it is larger than the sum of its proper divisors (1).

613747 is an equidigital number, since it uses as much as digits as its factorization.

613747 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3528, while the sum is 28.

The square root of 613747 is about 783.4200661203. The cubic root of 613747 is about 84.9825569744.

The spelling of 613747 in words is "six hundred thirteen thousand, seven hundred forty-seven".