4254091 has 2 divisors, whose sum is σ = 4254092. Its totient is φ = 4254090.

The previous prime is 4254083. The next prime is 4254101. The reversal of 4254091 is 1904524.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4254091 - 2³ = 4254083 is a prime.

It is not a weakly prime, because it can be changed into another prime (4254191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2127045 + 2127046.

It is an arithmetic number, because the mean of its divisors is an integer number (2127046).

Almost surely, 2^4254091 is an apocalyptic number.

4254091 is a deficient number, since it is larger than the sum of its proper divisors (1).

4254091 is an equidigital number, since it uses as much as digits as its factorization.

4254091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 4254091 is about 2062.5447873925. The cubic root of 4254091 is about 162.0325469332.

The spelling of 4254091 in words is "four million, two hundred fifty-four thousand, ninety-one".