453493487 has 2 divisors, whose sum is σ = 453493488. Its totient is φ = 453493486.

The previous prime is 453493471. The next prime is 453493511. The reversal of 453493487 is 784394354.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 453493487 - 2⁴ = 453493471 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 (453493687) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 226746743 + 226746744.

It is an arithmetic number, because the mean of its divisors is an integer number (226746744).

Almost surely, 2^453493487 is an apocalyptic number.

453493487 is a deficient number, since it is larger than the sum of its proper divisors (1).

453493487 is an equidigital number, since it uses as much as digits as its factorization.

453493487 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1451520, while the sum is 47.

The square root of 453493487 is about 21295.3865191501. The cubic root of 453493487 is about 768.2873539280.

The spelling of 453493487 in words is "four hundred fifty-three million, four hundred ninety-three thousand, four hundred eighty-seven".