2110399 has 2 divisors, whose sum is σ = 2110400. Its totient is φ = 2110398.

The previous prime is 2110391. The next prime is 2110439. The reversal of 2110399 is 9930112.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2110399 - 2³ = 2110391 is a prime.

It is equal to p₁₅₆₅₃₅ and since 2110399 and 156535 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2110391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1055199 + 1055200.

It is an arithmetic number, because the mean of its divisors is an integer number (1055200).

2^2110399 is an apocalyptic number.

2110399 is a deficient number, since it is larger than the sum of its proper divisors (1).

2110399 is an equidigital number, since it uses as much as digits as its factorization.

2110399 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 486, while the sum is 25.

The square root of 2110399 is about 1452.7212396052. The cubic root of 2110399 is about 128.2689454182.

The spelling of 2110399 in words is "two million, one hundred ten thousand, three hundred ninety-nine".