429963953 has 4 divisors (see below), whose sum is σ = 430100340. Its totient is φ = 429827568.

The previous prime is 429963917. The next prime is 429963959. The reversal of 429963953 is 359369924.

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

It can be written as a sum of positive squares in 2 ways, for example, as 51739249 + 378224704 = 7193^2 + 19448^2 .

It is a cyclic number.

It is not a de Polignac number, because 429963953 - 2⁸ = 429963697 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (429963959) 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, 63350 + ... + 69807.

It is an arithmetic number, because the mean of its divisors is an integer number (107525085).

Almost surely, 2^429963953 is an apocalyptic number.

It is an amenable number.

429963953 is a deficient number, since it is larger than the sum of its proper divisors (136387).

429963953 is a wasteful number, since it uses less digits than its factorization.

429963953 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136386.

The product of its digits is 1574640, while the sum is 50.

The square root of 429963953 is about 20735.5721647607. The cubic root of 429963953 is about 754.7631395935.

The spelling of 429963953 in words is "four hundred twenty-nine million, nine hundred sixty-three thousand, nine hundred fifty-three".