340535453 has 2 divisors, whose sum is σ = 340535454. Its totient is φ = 340535452.

The previous prime is 340535411. The next prime is 340535479. The reversal of 340535453 is 354535043.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 177768889 + 162766564 = 13333^2 + 12758^2 .

It is a cyclic number.

It is not a de Polignac number, because 340535453 - 2⁶ = 340535389 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (340537453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170267726 + 170267727.

It is an arithmetic number, because the mean of its divisors is an integer number (170267727).

Almost surely, 2^340535453 is an apocalyptic number.

It is an amenable number.

340535453 is a deficient number, since it is larger than the sum of its proper divisors (1).

340535453 is an equidigital number, since it uses as much as digits as its factorization.

340535453 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54000, while the sum is 32.

The square root of 340535453 is about 18453.6027105820. The cubic root of 340535453 is about 698.3194057913.

The spelling of 340535453 in words is "three hundred forty million, five hundred thirty-five thousand, four hundred fifty-three".