2034009999 has 48 divisors (see below), whose sum is σ = 3565336320. Its totient is φ = 1090817280.

The previous prime is 2034009979. The next prime is 2034010003. The reversal of 2034009999 is 9999004302.

It is a Cunningham number, because it is equal to 45100²-1.

It is not a de Polignac number, because 2034009999 - 2⁹ = 2034009487 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2034009979) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 403404 + ... + 408414.

It is an arithmetic number, because the mean of its divisors is an integer number (74277840).

Almost surely, 2^2034009999 is an apocalyptic number.

2034009999 is a deficient number, since it is larger than the sum of its proper divisors (1531326321).

2034009999 is a wasteful number, since it uses less digits than its factorization.

2034009999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5420 (or 5417 counting only the distinct ones).

The product of its (nonzero) digits is 157464, while the sum is 45.

The square root of 2034009999 is about 45099.9999889135. Note that the first 4 decimals coincide. The cubic root of 2034009999 is about 1267.0225990582.

The spelling of 2034009999 in words is "two billion, thirty-four million, nine thousand, nine hundred ninety-nine".