2105506334 has 4 divisors (see below), whose sum is σ = 3158259504. Its totient is φ = 1052753166.

The previous prime is 2105506313. The next prime is 2105506339. The reversal of 2105506334 is 4336055012.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2105506297 and 2105506306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2105506339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 526376582 + ... + 526376585.

It is an arithmetic number, because the mean of its divisors is an integer number (789564876).

Almost surely, 2^2105506334 is an apocalyptic number.

2105506334 is a deficient number, since it is larger than the sum of its proper divisors (1052753170).

2105506334 is a wasteful number, since it uses less digits than its factorization.

2105506334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1052753169.

The product of its (nonzero) digits is 10800, while the sum is 29.

The square root of 2105506334 is about 45885.7966477645. The cubic root of 2105506334 is about 1281.6974415866.

The spelling of 2105506334 in words is "two billion, one hundred five million, five hundred six thousand, three hundred thirty-four".