429039131 has 2 divisors, whose sum is σ = 429039132. Its totient is φ = 429039130.

The previous prime is 429039119. The next prime is 429039157. The reversal of 429039131 is 131930924.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 429039131 - 2⁶ = 429039067 is a prime.

It is a super-2 number, since 2×429039131² = 368149151858470322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (429039181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 214519565 + 214519566.

It is an arithmetic number, because the mean of its divisors is an integer number (214519566).

Almost surely, 2^429039131 is an apocalyptic number.

429039131 is a deficient number, since it is larger than the sum of its proper divisors (1).

429039131 is an equidigital number, since it uses as much as digits as its factorization.

429039131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5832, while the sum is 32.

The square root of 429039131 is about 20713.2597869094. The cubic root of 429039131 is about 754.2216037932.

The spelling of 429039131 in words is "four hundred twenty-nine million, thirty-nine thousand, one hundred thirty-one".