20964703 has 2 divisors, whose sum is σ = 20964704. Its totient is φ = 20964702.

The previous prime is 20964701. The next prime is 20964731. The reversal of 20964703 is 30746902.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20964703 - 2¹ = 20964701 is a prime.

Together with 20964701, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20964701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10482351 + 10482352.

It is an arithmetic number, because the mean of its divisors is an integer number (10482352).

Almost surely, 2^20964703 is an apocalyptic number.

20964703 is a deficient number, since it is larger than the sum of its proper divisors (1).

20964703 is an equidigital number, since it uses as much as digits as its factorization.

20964703 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072, while the sum is 31.

The square root of 20964703 is about 4578.7228568674. The cubic root of 20964703 is about 275.7377567529.

The spelling of 20964703 in words is "twenty million, nine hundred sixty-four thousand, seven hundred three".