2135504434 has 16 divisors (see below), whose sum is σ = 3750155136. Its totient is φ = 892893600.

The previous prime is 2135504431. The next prime is 2135504573. The reversal of 2135504434 is 4344055312.

It is a junction number, because it is equal to n+sod(n) for n = 2135504396 and 2135504405.

It is not an unprimeable number, because it can be changed into a prime (2135504431) by changing a digit.

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, 1859622 + ... + 1860769.

It is an arithmetic number, because the mean of its divisors is an integer number (234384696).

Almost surely, 2^2135504434 is an apocalyptic number.

2135504434 is a deficient number, since it is larger than the sum of its proper divisors (1614650702).

2135504434 is a wasteful number, since it uses less digits than its factorization.

2135504434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3720441.

The product of its (nonzero) digits is 28800, while the sum is 31.

The square root of 2135504434 is about 46211.5184126209. The cubic root of 2135504434 is about 1287.7557344645.

Adding to 2135504434 its reverse (4344055312), we get a palindrome (6479559746).

The spelling of 2135504434 in words is "two billion, one hundred thirty-five million, five hundred four thousand, four hundred thirty-four".