234140453 has 2 divisors, whose sum is σ = 234140454. Its totient is φ = 234140452.

The previous prime is 234140369. The next prime is 234140471. The reversal of 234140453 is 354041432.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 220017889 + 14122564 = 14833^2 + 3758^2 .

It is a cyclic number.

It is not a de Polignac number, because 234140453 - 2⁸ = 234140197 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (234140353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117070226 + 117070227.

It is an arithmetic number, because the mean of its divisors is an integer number (117070227).

Almost surely, 2^234140453 is an apocalyptic number.

It is an amenable number.

234140453 is a deficient number, since it is larger than the sum of its proper divisors (1).

234140453 is an equidigital number, since it uses as much as digits as its factorization.

234140453 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 234140453 is about 15301.6487020190. The cubic root of 234140453 is about 616.3472814425.

Adding to 234140453 its reverse (354041432), we get a palindrome (588181885).

The spelling of 234140453 in words is "two hundred thirty-four million, one hundred forty thousand, four hundred fifty-three".