5951993 has 2 divisors, whose sum is σ = 5951994. Its totient is φ = 5951992.

The previous prime is 5951987. The next prime is 5952007. The reversal of 5951993 is 3991595.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5607424 + 344569 = 2368^2 + 587^2 .

It is a cyclic number.

It is not a de Polignac number, because 5951993 - 2¹⁴ = 5935609 is a prime.

It is a super-4 number, since 4×5951993⁴ (a number of 28 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 5951993.

It is not a weakly prime, because it can be changed into another prime (5951903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2975996 + 2975997.

It is an arithmetic number, because the mean of its divisors is an integer number (2975997).

Almost surely, 2^5951993 is an apocalyptic number.

It is an amenable number.

5951993 is a deficient number, since it is larger than the sum of its proper divisors (1).

5951993 is an equidigital number, since it uses as much as digits as its factorization.

5951993 is an evil number, because the sum of its binary digits is even.

The product of its digits is 54675, while the sum is 41.

The square root of 5951993 is about 2439.6706744969. The cubic root of 5951993 is about 181.2261247981.

The spelling of 5951993 in words is "five million, nine hundred fifty-one thousand, nine hundred ninety-three".