2034430091 has 2 divisors, whose sum is σ = 2034430092. Its totient is φ = 2034430090.

The previous prime is 2034430081. The next prime is 2034430121. The reversal of 2034430091 is 1900344302.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2034430091 - 2¹⁴ = 2034413707 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2034430091.

It is not a weakly prime, because it can be changed into another prime (2034430031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1017215045 + 1017215046.

It is an arithmetic number, because the mean of its divisors is an integer number (1017215046).

Almost surely, 2^2034430091 is an apocalyptic number.

2034430091 is a deficient number, since it is larger than the sum of its proper divisors (1).

2034430091 is an equidigital number, since it uses as much as digits as its factorization.

2034430091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 2034430091 is about 45104.6570877110. The cubic root of 2034430091 is about 1267.1098207563.

Adding to 2034430091 its reverse (1900344302), we get a palindrome (3934774393).

The spelling of 2034430091 in words is "two billion, thirty-four million, four hundred thirty thousand, ninety-one".