429405243 has 4 divisors (see below), whose sum is σ = 572540328. Its totient is φ = 286270160.

The previous prime is 429405217. The next prime is 429405287. The reversal of 429405243 is 342504924.

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 429405243 - 2²⁶ = 362296379 is a prime.

It is not an unprimeable number, because it can be changed into a prime (429405343) 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, 71567538 + ... + 71567543.

It is an arithmetic number, because the mean of its divisors is an integer number (143135082).

Almost surely, 2^429405243 is an apocalyptic number.

429405243 is a deficient number, since it is larger than the sum of its proper divisors (143135085).

429405243 is a wasteful number, since it uses less digits than its factorization.

429405243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143135084.

The product of its (nonzero) digits is 34560, while the sum is 33.

The square root of 429405243 is about 20722.0955262734. The cubic root of 429405243 is about 754.4360761290.

The spelling of 429405243 in words is "four hundred twenty-nine million, four hundred five thousand, two hundred forty-three".