5951891893 has 2 divisors, whose sum is σ = 5951891894. Its totient is φ = 5951891892.

The previous prime is 5951891851. The next prime is 5951891899. The reversal of 5951891893 is 3981981595.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5287180369 + 664711524 = 72713^2 + 25782^2 .

It is a cyclic number.

It is not a de Polignac number, because 5951891893 - 2¹⁷ = 5951760821 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5951891899) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2975945946 + 2975945947.

It is an arithmetic number, because the mean of its divisors is an integer number (2975945947).

Almost surely, 2^5951891893 is an apocalyptic number.

It is an amenable number.

5951891893 is a deficient number, since it is larger than the sum of its proper divisors (1).

5951891893 is an equidigital number, since it uses as much as digits as its factorization.

5951891893 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3499200, while the sum is 58.

The square root of 5951891893 is about 77148.5054489068. The cubic root of 5951891893 is about 1812.2509862454.

The spelling of 5951891893 in words is "five billion, nine hundred fifty-one million, eight hundred ninety-one thousand, eight hundred ninety-three".