2834021123 has 4 divisors (see below), whose sum is σ = 2840950680. Its totient is φ = 2827091568.

The previous prime is 2834021117. The next prime is 2834021189. The reversal of 2834021123 is 3211204382.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3211204382 = 2 ⋅1605602191.

It is a cyclic number.

It is not a de Polignac number, because 2834021123 - 2¹² = 2834017027 is a prime.

It is a super-2 number, since 2×2834021123² = 16063351451220362258, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2834021092 and 2834021101.

It is not an unprimeable number, because it can be changed into a prime (2834023123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3464165 + ... + 3464982.

It is an arithmetic number, because the mean of its divisors is an integer number (710237670).

Almost surely, 2^2834021123 is an apocalyptic number.

2834021123 is a deficient number, since it is larger than the sum of its proper divisors (6929557).

2834021123 is an equidigital number, since it uses as much as digits as its factorization.

2834021123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6929556.

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 2834021123 is about 53235.5250091515. The cubic root of 2834021123 is about 1415.1452814409.

The spelling of 2834021123 in words is "two billion, eight hundred thirty-four million, twenty-one thousand, one hundred twenty-three".