429139533 has 4 divisors (see below), whose sum is σ = 572186048. Its totient is φ = 286093020.

The previous prime is 429139523. The next prime is 429139537. The reversal of 429139533 is 335931924.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 429139533 - 2⁹ = 429139021 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 429139491 and 429139500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (429139537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71523253 + ... + 71523258.

It is an arithmetic number, because the mean of its divisors is an integer number (143046512).

Almost surely, 2^429139533 is an apocalyptic number.

It is an amenable number.

429139533 is a deficient number, since it is larger than the sum of its proper divisors (143046515).

429139533 is a wasteful number, since it uses less digits than its factorization.

429139533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143046514.

The product of its digits is 87480, while the sum is 39.

The square root of 429139533 is about 20715.6832617223. The cubic root of 429139533 is about 754.2804324996.

It can be divided in two parts, 4291395 and 33, that multiplied together give a triangular number (141616035 = T₁₆₈₂₉).

The spelling of 429139533 in words is "four hundred twenty-nine million, one hundred thirty-nine thousand, five hundred thirty-three".