453429647 has 4 divisors (see below), whose sum is σ = 494650536. Its totient is φ = 412208760.

The previous prime is 453429637. The next prime is 453429673. The reversal of 453429647 is 746924354.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 453429647 - 2⁴ = 453429631 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 453429598 and 453429607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (453429637) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20610428 + ... + 20610449.

It is an arithmetic number, because the mean of its divisors is an integer number (123662634).

Almost surely, 2^453429647 is an apocalyptic number.

453429647 is a deficient number, since it is larger than the sum of its proper divisors (41220889).

453429647 is a wasteful number, since it uses less digits than its factorization.

453429647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41220888.

The product of its digits is 725760, while the sum is 44.

The square root of 453429647 is about 21293.8875501868. The cubic root of 453429647 is about 768.2513006602.

The spelling of 453429647 in words is "four hundred fifty-three million, four hundred twenty-nine thousand, six hundred forty-seven".