429381853 has 4 divisors (see below), whose sum is σ = 429883740. Its totient is φ = 428879968.

The previous prime is 429381833. The next prime is 429381857. The reversal of 429381853 is 358183924.

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 227798649 + 201583204 = 15093^2 + 14198^2 .

It is a cyclic number.

It is not a de Polignac number, because 429381853 - 2¹³ = 429373661 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (429381857) 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, 249658 + ... + 251371.

It is an arithmetic number, because the mean of its divisors is an integer number (107470935).

Almost surely, 2^429381853 is an apocalyptic number.

It is an amenable number.

429381853 is a deficient number, since it is larger than the sum of its proper divisors (501887).

429381853 is an equidigital number, since it uses as much as digits as its factorization.

429381853 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 501886.

The product of its digits is 207360, while the sum is 43.

The square root of 429381853 is about 20721.5311451640. The cubic root of 429381853 is about 754.4223776624.

The spelling of 429381853 in words is "four hundred twenty-nine million, three hundred eighty-one thousand, eight hundred fifty-three".