20234135 has 8 divisors (see below), whose sum is σ = 25336800. Its totient is φ = 15483424.

The previous prime is 20234117. The next prime is 20234143. The reversal of 20234135 is 53143202.

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 20234135 - 2¹² = 20230039 is a prime.

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, 87860 + ... + 88089.

It is an arithmetic number, because the mean of its divisors is an integer number (3167100).

Almost surely, 2^20234135 is an apocalyptic number.

20234135 is a deficient number, since it is larger than the sum of its proper divisors (5102665).

20234135 is a wasteful number, since it uses less digits than its factorization.

20234135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175977.

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

The square root of 20234135 is about 4498.2368768219. The cubic root of 20234135 is about 272.4968885541.

Adding to 20234135 its reverse (53143202), we get a palindrome (73377337).

The spelling of 20234135 in words is "twenty million, two hundred thirty-four thousand, one hundred thirty-five".