354344453 has 2 divisors, whose sum is σ = 354344454. Its totient is φ = 354344452.

The previous prime is 354344443. The next prime is 354344489. The reversal of 354344453 is 354443453.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 204575809 + 149768644 = 14303^2 + 12238^2 .

It is a cyclic number.

It is not a de Polignac number, because 354344453 - 2²⁶ = 287235589 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 (354344443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177172226 + 177172227.

It is an arithmetic number, because the mean of its divisors is an integer number (177172227).

Almost surely, 2^354344453 is an apocalyptic number.

It is an amenable number.

354344453 is a deficient number, since it is larger than the sum of its proper divisors (1).

354344453 is an equidigital number, since it uses as much as digits as its factorization.

354344453 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 172800, while the sum is 35.

The square root of 354344453 is about 18824.0392317908. The cubic root of 354344453 is about 707.6337632854.

The spelling of 354344453 in words is "three hundred fifty-four million, three hundred forty-four thousand, four hundred fifty-three".