620483923 has 2 divisors, whose sum is σ = 620483924. Its totient is φ = 620483922.

The previous prime is 620483921. The next prime is 620483951. The reversal of 620483923 is 329384026.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 620483923 - 2¹ = 620483921 is a prime.

Together with 620483921, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (620483921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 310241961 + 310241962.

It is an arithmetic number, because the mean of its divisors is an integer number (310241962).

Almost surely, 2^620483923 is an apocalyptic number.

620483923 is a deficient number, since it is larger than the sum of its proper divisors (1).

620483923 is an equidigital number, since it uses as much as digits as its factorization.

620483923 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 62208, while the sum is 37.

The square root of 620483923 is about 24909.5147082395. The cubic root of 620483923 is about 852.9236912038.

The spelling of 620483923 in words is "six hundred twenty million, four hundred eighty-three thousand, nine hundred twenty-three".