620363353 has 2 divisors, whose sum is σ = 620363354. Its totient is φ = 620363352.

The previous prime is 620363327. The next prime is 620363369. The reversal of 620363353 is 353363026.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 619611664 + 751689 = 24892^2 + 867^2 .

It is a cyclic number.

It is not a de Polignac number, because 620363353 - 2⁵ = 620363321 is a prime.

It is not a weakly prime, because it can be changed into another prime (620363323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 310181676 + 310181677.

It is an arithmetic number, because the mean of its divisors is an integer number (310181677).

Almost surely, 2^620363353 is an apocalyptic number.

It is an amenable number.

620363353 is a deficient number, since it is larger than the sum of its proper divisors (1).

620363353 is an equidigital number, since it uses as much as digits as its factorization.

620363353 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 29160, while the sum is 31.

The square root of 620363353 is about 24907.0944311054. The cubic root of 620363353 is about 852.8684420306.

The spelling of 620363353 in words is "six hundred twenty million, three hundred sixty-three thousand, three hundred fifty-three".