2103400034 has 8 divisors (see below), whose sum is σ = 3256877568. Its totient is φ = 1017774180.

The previous prime is 2103400031. The next prime is 2103400051. The reversal of 2103400034 is 4300043012.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2103399985 and 2103400021.

It is not an unprimeable number, because it can be changed into a prime (2103400031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16962842 + ... + 16962965.

It is an arithmetic number, because the mean of its divisors is an integer number (407109696).

Almost surely, 2^2103400034 is an apocalyptic number.

2103400034 is a deficient number, since it is larger than the sum of its proper divisors (1153477534).

2103400034 is a wasteful number, since it uses less digits than its factorization.

2103400034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33925840.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 2103400034 is about 45862.8393582430. The cubic root of 2103400034 is about 1281.2699054643.

Adding to 2103400034 its reverse (4300043012), we get a palindrome (6403443046).

The spelling of 2103400034 in words is "two billion, one hundred three million, four hundred thousand, thirty-four".