234202123453 has 8 divisors (see below), whose sum is σ = 238052525816. Its totient is φ = 230352076800.

The previous prime is 234202123451. The next prime is 234202123471. The reversal of 234202123453 is 354321202432.

It can be written as a sum of positive squares in 4 ways, for example, as 9491046084 + 224711077369 = 97422^2 + 474037^2 .

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 234202123453 - 2¹ = 234202123451 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (234202123451) 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, 1458013 + ... + 1610653.

It is an arithmetic number, because the mean of its divisors is an integer number (29756565727).

Almost surely, 2^234202123453 is an apocalyptic number.

It is an amenable number.

234202123453 is a deficient number, since it is larger than the sum of its proper divisors (3850402363).

234202123453 is a wasteful number, since it uses less digits than its factorization.

234202123453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177855.

The product of its (nonzero) digits is 34560, while the sum is 31.

Adding to 234202123453 its reverse (354321202432), we get a palindrome (588523325885).

The spelling of 234202123453 in words is "two hundred thirty-four billion, two hundred two million, one hundred twenty-three thousand, four hundred fifty-three".