6031891 has 2 divisors, whose sum is σ = 6031892. Its totient is φ = 6031890.

The previous prime is 6031871. The next prime is 6031897. The reversal of 6031891 is 1981306.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6031891 - 2¹¹ = 6029843 is a prime.

It is not a weakly prime, because it can be changed into another prime (6031897) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3015945 + 3015946.

It is an arithmetic number, because the mean of its divisors is an integer number (3015946).

Almost surely, 2^6031891 is an apocalyptic number.

6031891 is a deficient number, since it is larger than the sum of its proper divisors (1).

6031891 is an equidigital number, since it uses as much as digits as its factorization.

6031891 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 28.

The square root of 6031891 is about 2455.9908387451. The cubic root of 6031891 is about 182.0334338610.

The spelling of 6031891 in words is "six million, thirty-one thousand, eight hundred ninety-one".