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434672129 is a prime number
BaseRepresentation
bin11001111010001…
…001001000000001
31010021220122001202
4121322021020001
51342234002004
6111044310545
713525436453
oct3172111001
91107818052
10434672129
112033a7671
121016a2455
136c091058
1441a2c2d3
1528261b1e
hex19e89201

434672129 has 2 divisors, whose sum is σ = 434672130. Its totient is φ = 434672128.

The previous prime is 434672113. The next prime is 434672143. The reversal of 434672129 is 921276434.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 406103104 + 28569025 = 20152^2 + 5345^2 .

It is a cyclic number.

It is not a de Polignac number, because 434672129 - 24 = 434672113 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 434672092 and 434672101.

It is not a weakly prime, because it can be changed into another prime (434672159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 217336064 + 217336065.

It is an arithmetic number, because the mean of its divisors is an integer number (217336065).

Almost surely, 2434672129 is an apocalyptic number.

It is an amenable number.

434672129 is a deficient number, since it is larger than the sum of its proper divisors (1).

434672129 is an equidigital number, since it uses as much as digits as its factorization.

434672129 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 72576, while the sum is 38.

The square root of 434672129 is about 20848.7920273574. The cubic root of 434672129 is about 757.5080715264.

The spelling of 434672129 in words is "four hundred thirty-four million, six hundred seventy-two thousand, one hundred twenty-nine".