951091 has 2 divisors, whose sum is σ = 951092. Its totient is φ = 951090.

The previous prime is 951089. The next prime is 951101. The reversal of 951091 is 190159.

951091 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is an emirp because it is prime and its reverse (190159) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 951091 - 2¹ = 951089 is a prime.

Together with 951089, it forms a pair of twin primes.

It is a nialpdrome in base 16.

It is not a weakly prime, because it can be changed into another prime (951001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 475545 + 475546.

It is an arithmetic number, because the mean of its divisors is an integer number (475546).

2⁹⁵¹⁰⁹¹ is an apocalyptic number.

951091 is a deficient number, since it is larger than the sum of its proper divisors (1).

951091 is an equidigital number, since it uses as much as digits as its factorization.

951091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 405, while the sum is 25.

The square root of 951091 is about 975.2389450796. The cubic root of 951091 is about 98.3423746036.

The spelling of 951091 in words is "nine hundred fifty-one thousand, ninety-one".