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1017428059 is a prime number
BaseRepresentation
bin111100101001001…
…011100001011011
32121220110200220201
4330221023201123
54040430144214
6244543003031
734132665364
oct7451134133
92556420821
101017428059
1148234783a
12244899477
13132a2ca4b
14991a6b6b
155e4c5274
hex3ca4b85b

1017428059 has 2 divisors, whose sum is σ = 1017428060. Its totient is φ = 1017428058.

The previous prime is 1017428057. The next prime is 1017428081. The reversal of 1017428059 is 9508247101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1017428059 - 21 = 1017428057 is a prime.

Together with 1017428057, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1017428057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 508714029 + 508714030.

It is an arithmetic number, because the mean of its divisors is an integer number (508714030).

Almost surely, 21017428059 is an apocalyptic number.

1017428059 is a deficient number, since it is larger than the sum of its proper divisors (1).

1017428059 is an equidigital number, since it uses as much as digits as its factorization.

1017428059 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20160, while the sum is 37.

The square root of 1017428059 is about 31897.1481327093. The cubic root of 1017428059 is about 1005.7759274314.

The spelling of 1017428059 in words is "one billion, seventeen million, four hundred twenty-eight thousand, fifty-nine".