20883459313 has 2 divisors, whose sum is σ = 20883459314. Its totient is φ = 20883459312.

The previous prime is 20883459307. The next prime is 20883459329. The reversal of 20883459313 is 31395438802.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20777204449 + 106254864 = 144143^2 + 10308^2 .

It is a cyclic number.

It is not a de Polignac number, because 20883459313 - 2⁵ = 20883459281 is a prime.

It is a super-2 number, since 2×20883459313² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (20883451313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10441729656 + 10441729657.

It is an arithmetic number, because the mean of its divisors is an integer number (10441729657).

Almost surely, 2^20883459313 is an apocalyptic number.

It is an amenable number.

20883459313 is a deficient number, since it is larger than the sum of its proper divisors (1).

20883459313 is an equidigital number, since it uses as much as digits as its factorization.

20883459313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 622080, while the sum is 46.

The spelling of 20883459313 in words is "twenty billion, eight hundred eighty-three million, four hundred fifty-nine thousand, three hundred thirteen".