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67125497 is a prime number
BaseRepresentation
bin1000000000001…
…00000011111001
311200022022212112
410000010003321
5114141003442
610354422105
71443362105
oct400040371
9150268775
1067125497
113498841a
121a591935
1310ba333a
148cb4905
155d5e082
hex40040f9

67125497 has 2 divisors, whose sum is σ = 67125498. Its totient is φ = 67125496.

The previous prime is 67125493. The next prime is 67125529. The reversal of 67125497 is 79452176.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 62267881 + 4857616 = 7891^2 + 2204^2 .

It is a cyclic number.

It is not a de Polignac number, because 67125497 - 22 = 67125493 is a prime.

It is not a weakly prime, because it can be changed into another prime (67125493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33562748 + 33562749.

It is an arithmetic number, because the mean of its divisors is an integer number (33562749).

Almost surely, 267125497 is an apocalyptic number.

It is an amenable number.

67125497 is a deficient number, since it is larger than the sum of its proper divisors (1).

67125497 is an equidigital number, since it uses as much as digits as its factorization.

67125497 is an evil number, because the sum of its binary digits is even.

The product of its digits is 105840, while the sum is 41.

The square root of 67125497 is about 8193.0151348573. The cubic root of 67125497 is about 406.4082399885.

The spelling of 67125497 in words is "sixty-seven million, one hundred twenty-five thousand, four hundred ninety-seven".