20753134 has 16 divisors (see below), whose sum is σ = 32026176. Its totient is φ = 10080000.

The previous prime is 20753129. The next prime is 20753143. The reversal of 20753134 is 43135702.

It is a junction number, because it is equal to n+sod(n) for n = 20753099 and 20753108.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27259 + ... + 28009.

It is an arithmetic number, because the mean of its divisors is an integer number (2001636).

Almost surely, 2^20753134 is an apocalyptic number.

20753134 is a deficient number, since it is larger than the sum of its proper divisors (11273042).

20753134 is a wasteful number, since it uses less digits than its factorization.

20753134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1131.

The product of its (nonzero) digits is 2520, while the sum is 25.

The square root of 20753134 is about 4555.5607777748. The cubic root of 20753134 is about 274.8070668785.

Adding to 20753134 its reverse (43135702), we get a palindrome (63888836).

The spelling of 20753134 in words is "twenty million, seven hundred fifty-three thousand, one hundred thirty-four".