20134253 has 8 divisors (see below), whose sum is σ = 20784480. Its totient is φ = 19489680.

The previous prime is 20134241. The next prime is 20134291. The reversal of 20134253 is 35243102.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 20134253 - 2¹⁴ = 20117869 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20134553) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6518 + ... + 9096.

It is an arithmetic number, because the mean of its divisors is an integer number (2598060).

Almost surely, 2^20134253 is an apocalyptic number.

It is an amenable number.

20134253 is a deficient number, since it is larger than the sum of its proper divisors (650227).

20134253 is a wasteful number, since it uses less digits than its factorization.

20134253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2827.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 20134253 is about 4487.1207917773. The cubic root of 20134253 is about 272.0477722103.

Adding to 20134253 its reverse (35243102), we get a palindrome (55377355).

The spelling of 20134253 in words is "twenty million, one hundred thirty-four thousand, two hundred fifty-three".