5211820319 has 2 divisors, whose sum is σ = 5211820320. Its totient is φ = 5211820318.

The previous prime is 5211820277. The next prime is 5211820357. The reversal of 5211820319 is 9130281125.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5211820319 - 2⁸ = 5211820063 is a prime.

It is a super-2 number, since 2×5211820319² = 54326142075082523522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5211820399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2605910159 + 2605910160.

It is an arithmetic number, because the mean of its divisors is an integer number (2605910160).

Almost surely, 2^5211820319 is an apocalyptic number.

5211820319 is a deficient number, since it is larger than the sum of its proper divisors (1).

5211820319 is an equidigital number, since it uses as much as digits as its factorization.

5211820319 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4320, while the sum is 32.

The square root of 5211820319 is about 72192.9381518719. The cubic root of 5211820319 is about 1733.7899381111.

The spelling of 5211820319 in words is "five billion, two hundred eleven million, eight hundred twenty thousand, three hundred nineteen".