20140224134 has 32 divisors (see below), whose sum is σ = 31668142080. Its totient is φ = 9597395808.

The previous prime is 20140224131. The next prime is 20140224157. The reversal of 20140224134 is 43142204102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20140224131) 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 15 ways as a sum of consecutive naturals, for example, 728879 + ... + 756005.

It is an arithmetic number, because the mean of its divisors is an integer number (989629440).

Almost surely, 2^20140224134 is an apocalyptic number.

20140224134 is a deficient number, since it is larger than the sum of its proper divisors (11527917946).

20140224134 is a wasteful number, since it uses less digits than its factorization.

20140224134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27372.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 20140224134 its reverse (43142204102), we get a palindrome (63282428236).

The spelling of 20140224134 in words is "twenty billion, one hundred forty million, two hundred twenty-four thousand, one hundred thirty-four".