620117083 has 2 divisors, whose sum is σ = 620117084. Its totient is φ = 620117082.

The previous prime is 620117027. The next prime is 620117089. The reversal of 620117083 is 380711026.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-620117083 is a prime.

It is equal to p_32319163 and since 620117083 and 32319163 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (620117089) 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, 310058541 + 310058542.

It is an arithmetic number, because the mean of its divisors is an integer number (310058542).

Almost surely, 2^620117083 is an apocalyptic number.

620117083 is a deficient number, since it is larger than the sum of its proper divisors (1).

620117083 is an equidigital number, since it uses as much as digits as its factorization.

620117083 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016, while the sum is 28.

The square root of 620117083 is about 24902.1501682084. The cubic root of 620117083 is about 852.7555707005.

The spelling of 620117083 in words is "six hundred twenty million, one hundred seventeen thousand, eighty-three".