2105534534 has 8 divisors (see below), whose sum is σ = 3211832520. Its totient is φ = 1034923696.

The previous prime is 2105534527. The next prime is 2105534567. The reversal of 2105534534 is 4354355012.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 2105534534.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8921639 + ... + 8921874.

It is an arithmetic number, because the mean of its divisors is an integer number (401479065).

Almost surely, 2^2105534534 is an apocalyptic number.

2105534534 is a deficient number, since it is larger than the sum of its proper divisors (1106297986).

2105534534 is a wasteful number, since it uses less digits than its factorization.

2105534534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17843574.

The product of its (nonzero) digits is 36000, while the sum is 32.

The square root of 2105534534 is about 45886.1039313647. The cubic root of 2105534534 is about 1281.7031636792.

Adding to 2105534534 its reverse (4354355012), we get a palindrome (6459889546).

The spelling of 2105534534 in words is "two billion, one hundred five million, five hundred thirty-four thousand, five hundred thirty-four".