620983067 has 2 divisors, whose sum is σ = 620983068. Its totient is φ = 620983066.

The previous prime is 620982977. The next prime is 620983087. The reversal of 620983067 is 760389026.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 620983067 - 2¹² = 620978971 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (620983087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 310491533 + 310491534.

It is an arithmetic number, because the mean of its divisors is an integer number (310491534).

Almost surely, 2^620983067 is an apocalyptic number.

620983067 is a deficient number, since it is larger than the sum of its proper divisors (1).

620983067 is an equidigital number, since it uses as much as digits as its factorization.

620983067 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108864, while the sum is 41.

The square root of 620983067 is about 24919.5318374965. The cubic root of 620983067 is about 853.1523394245.

The spelling of 620983067 in words is "six hundred twenty million, nine hundred eighty-three thousand, sixty-seven".