20841000707 has 2 divisors, whose sum is σ = 20841000708. Its totient is φ = 20841000706.

The previous prime is 20841000671. The next prime is 20841000721. The reversal of 20841000707 is 70700014802.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20841000707 - 2¹² = 20840996611 is a prime.

It is a super-4 number, since 4×20841000707⁴ (a number of 42 digits) contains 4444 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 20841000707.

It is not a weakly prime, because it can be changed into another prime (20841000727) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10420500353 + 10420500354.

It is an arithmetic number, because the mean of its divisors is an integer number (10420500354).

Almost surely, 2^20841000707 is an apocalyptic number.

20841000707 is a deficient number, since it is larger than the sum of its proper divisors (1).

20841000707 is an equidigital number, since it uses as much as digits as its factorization.

20841000707 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3136, while the sum is 29.

The spelling of 20841000707 in words is "twenty billion, eight hundred forty-one million, seven hundred seven", and thus it is an aban number.