613677403 has 2 divisors, whose sum is σ = 613677404. Its totient is φ = 613677402.

The previous prime is 613677401. The next prime is 613677413. The reversal of 613677403 is 304776316.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 613677403 - 2¹ = 613677401 is a prime.

It is a super-3 number, since 3×613677403³ (a number of 27 digits) contains 333 as substring.

Together with 613677401, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (613677401) 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, 306838701 + 306838702.

It is an arithmetic number, because the mean of its divisors is an integer number (306838702).

Almost surely, 2^613677403 is an apocalyptic number.

613677403 is a deficient number, since it is larger than the sum of its proper divisors (1).

613677403 is an equidigital number, since it uses as much as digits as its factorization.

613677403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 63504, while the sum is 37.

The square root of 613677403 is about 24772.5130537860. The cubic root of 613677403 is about 849.7934460042.

The spelling of 613677403 in words is "six hundred thirteen million, six hundred seventy-seven thousand, four hundred three".