951791 has 2 divisors, whose sum is σ = 951792. Its totient is φ = 951790.

The previous prime is 951787. The next prime is 951803. The reversal of 951791 is 197159.

It is a weak prime.

It is an emirp because it is prime and its reverse (197159) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 951791 - 2² = 951787 is a prime.

It is a super-2 number, since 2×951791² = 1811812215362, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (951781) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 475895 + 475896.

It is an arithmetic number, because the mean of its divisors is an integer number (475896).

2⁹⁵¹⁷⁹¹ is an apocalyptic number.

951791 is a deficient number, since it is larger than the sum of its proper divisors (1).

951791 is an equidigital number, since it uses as much as digits as its factorization.

951791 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2835, while the sum is 32.

The square root of 951791 is about 975.5977654751. The cubic root of 951791 is about 98.3664952470.

The spelling of 951791 in words is "nine hundred fifty-one thousand, seven hundred ninety-one".