214146091 has 2 divisors, whose sum is σ = 214146092. Its totient is φ = 214146090.

The previous prime is 214146083. The next prime is 214146133. The reversal of 214146091 is 190641412.

214146091 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 a cyclic number.

It is not a de Polignac number, because 214146091 - 2³ = 214146083 is a prime.

It is not a weakly prime, because it can be changed into another prime (214146061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107073045 + 107073046.

It is an arithmetic number, because the mean of its divisors is an integer number (107073046).

Almost surely, 2^214146091 is an apocalyptic number.

214146091 is a deficient number, since it is larger than the sum of its proper divisors (1).

214146091 is an equidigital number, since it uses as much as digits as its factorization.

214146091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 214146091 is about 14633.7312740121. The cubic root of 214146091 is about 598.2784829483.

The spelling of 214146091 in words is "two hundred fourteen million, one hundred forty-six thousand, ninety-one".