5969921 has 2 divisors, whose sum is σ = 5969922. Its totient is φ = 5969920.

The previous prime is 5969897. The next prime is 5969927. The reversal of 5969921 is 1299695.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4999696 + 970225 = 2236^2 + 985^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5969921 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (5969927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2984960 + 2984961.

It is an arithmetic number, because the mean of its divisors is an integer number (2984961).

Almost surely, 2^5969921 is an apocalyptic number.

It is an amenable number.

5969921 is a deficient number, since it is larger than the sum of its proper divisors (1).

5969921 is an equidigital number, since it uses as much as digits as its factorization.

5969921 is an evil number, because the sum of its binary digits is even.

The product of its digits is 43740, while the sum is 41.

The square root of 5969921 is about 2443.3421782468. The cubic root of 5969921 is about 181.4078995015.

The spelling of 5969921 in words is "five million, nine hundred sixty-nine thousand, nine hundred twenty-one".