2101404534 has 16 divisors (see below), whose sum is σ = 4274043840. Its totient is φ = 688595720.

The previous prime is 2101404521. The next prime is 2101404551. The reversal of 2101404534 is 4354041012.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 2967732 + ... + 2968439.

It is an arithmetic number, because the mean of its divisors is an integer number (267127740).

Almost surely, 2^2101404534 is an apocalyptic number.

2101404534 is an abundant number, since it is smaller than the sum of its proper divisors (2172639306).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2101404534 is a wasteful number, since it uses less digits than its factorization.

2101404534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5936235.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 2101404534 is about 45841.0791103351. The cubic root of 2101404534 is about 1280.8645961206.

Adding to 2101404534 its reverse (4354041012), we get a palindrome (6455445546).

The spelling of 2101404534 in words is "two billion, one hundred one million, four hundred four thousand, five hundred thirty-four".