429401069 has 2 divisors, whose sum is σ = 429401070. Its totient is φ = 429401068.

The previous prime is 429401041. The next prime is 429401107. The reversal of 429401069 is 960104924.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 399480169 + 29920900 = 19987^2 + 5470^2 .

It is a cyclic number.

It is not a de Polignac number, because 429401069 - 2²⁰ = 428352493 is a prime.

It is a super-2 number, since 2×429401069² = 368770556116685522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (429401009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 214700534 + 214700535.

It is an arithmetic number, because the mean of its divisors is an integer number (214700535).

Almost surely, 2^429401069 is an apocalyptic number.

It is an amenable number.

429401069 is a deficient number, since it is larger than the sum of its proper divisors (1).

429401069 is an equidigital number, since it uses as much as digits as its factorization.

429401069 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 429401069 is about 20721.9948122762. The cubic root of 429401069 is about 754.4336316422.

The spelling of 429401069 in words is "four hundred twenty-nine million, four hundred one thousand, sixty-nine".